#41: Sticky tape end locator

Ever been frustrated by the time you waste finding the end on a roll of sticky tape?

I’d like to suggest that during the manufacturing process, a continuous, coloured line be applied to the shiny side of the tape (perhaps by the use of the now ubiquitous ink-jet technology). This line would run in the long direction of the tape and its colour would change continuously so that the colour at the free end would always be different from the colour of the line on the previous winding (eg yellow line on blue line, never blue on blue).

If we were worried about the possibility of a fixed spectral sequence accidentally causing overlap of two identical shades, we could always build an interactive system that said “I’m looking at a blue spot, on the layer beneath, so I’ll now apply a spot of contrasting colour”.

On behalf of our colour-blind brethren, the line could also be made to oscillate laterally, so that the free end would always be discriminable by never being aligned with the penultimate winding underneath.

Ideally, the printed line could be water soluble (not glue soluble) so that wiping it with a dampened finger, once the tape had been applied, would return it to pristine transparency.

#40: 15 seconds of fame

In order to discourage the spread of graffiti, I’d like to propose providing some giant wipeclean dryboards in city centres. Tiny minded scribblers could scrawl whatever ‘graphics’ they liked on these.

In order to provide an incentive, each exponent would achieve a few seconds of fame as the whiteboard would capture their imagery via webcam and display it on giant screens in Times Square, Piccadilly Circus etc.

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As well as BAZ LUVS SHAZZ, it might even inspire some new forms of artistic expression. Naturally there would have to be some form of ‘moderation’ in order to remove obscenities (like “Things go better with Coke.”) Thankfully there are now technological solutions capable of automating that part of the process.

Environmental protection and patronage of the arts in one virtuous package.

#39: Projected touch screen

Many shapes can be represented using a surprisingly small number of binary pixels. For n pixels, there are of course 2^n different patterns (although a huge proportion of these are not perceived as shapes).

Using an array of only a few hundred pixels allows eg the face of someone famous to be recognised.

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It should be possible to adapt existing projected keyboard technology to allow projection of an array of several hundred ‘pixels’ and thus form a general purpose touch screen capable of displaying a huge number of ‘clickable’ shapes.

An image displayed by this system could sense which ‘key’ was being pressed and substitute a zoomed image of the local region in question. In this way, all public touch screens, for accessing services or navigating plans or maps, could be replaced with projectors generating interactive, vandalproof content at minimal cost.

#35: O wad some Pow’r the giftie gie us -personal feedback system

Today’s invention is really just a simple extension of the idea of personal feedback on eBay.

Anyone who wanted to be involved, could equip themselves with a wifi device: effectively a badge working in peer-to-peer mode with a deliberately restricted range. When two people meet, or have any kind of interaction, either can choose to rate the various aspects of that exchange (there would be no way to block someone’s attempt to leave you feedback -once you decide to wear the badge, you would be committed to being judged by your peers). The rating would be multidimensional in order to allow people a chance to describe your behaviour, character, temperament and attitude.

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The interface design would be crucial -probably consisting of twenty or so ‘sliders’ one for each dimension of the interactions. Feedback would have to be given when within the restricted wifi range, so I’d imagine that leaving a rating would have to be via some subtle tactile device hidden in a pocket or up a sleeve.

Updates to someone’s badge would would be visible to them only after the interaction, in order to minimise any conflicts but the source of the new rating would be indicated: anonymous peer review is evil.

If one person is constanty saying how nice a meeting with you was, then you might choose either to downgrade the score you give her for honesty or call her up for a date. Similarly, if lots of people seem to have the wrong idea about you, then this gives you a chance to think about the messages you are giving out and possibly modify your behaviour. Either way, maybe it offers an opportunity for decent folk to be both judged by their actions and easily identifiable.

People could thus gain a greater insight into others, if they were prepared to put their own true colours on show.

#33: Proofreading display program

I’d like to suggest a proofreader’s program, which would display text in random ways -thus forcing the reader to check the detail whilst ignoring the meaning – which is always a distraction (eg upside down, one letter at a time, using different colours for each element etc).

This technique could be applied at different scales ie letter, word, sentence in order to screen out errors which are really only perceived on one scale.

#32: Mood alert

Today’s invention is an attempt to help those of us who are sometimes unaware of the subtle emotional signals sent by our loved ones.

Basically, I’m trying to think of ways in which we autistic-spectrum males can be alerted to what our XX counterparts might mean, rather than perform the usual textual analysis of the words they are using. (I fancied titling this post Textual Intercourse but chickened out).

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Inevitably it’s a cellphone-based approach. Each time you get a call from any number, the phone temporarily records sections of the incoming voice and calculates eg the overall average frequency. When next you are called from that number, the average frequency is compared with its historical average value. If there is a significant discrepancy, you are at least alerted to the fact that the emotional tenor has shifted (maybe while you were in the garage, all last weekend?).

You may not be able to avert an emotional crisis but at least you won’t be so surprised when you find your belongings in the street.

#27: Daily relaxation message

I’m very interested in hypnosis and I’ve been experimenting with visualisation to help me achieve objectives and think more creatively. One technique I use is to spend about five minutes in the middle of the day just relaxing and entering a light, self-hypnotic trance -thinking about how to get things done whilst still enjoying myself.

So today’s invention is simply to record my daily relaxation script (which I update occasionally as I think of new suggestions) using the PrettyMay voice recording plug-in for Skype. This allows me to call myself and deliver the message each day at a time of my choosing. It would be even more effective as a tool if calls were delivered via a Bluetooth headset.

This approach doesn’t necessarily have to have a hypnotic emphasis, and might just as well be a simple verbal message of encouragement from your mother or a reminder from your spouse to keep things in perspective at work.

#26: Conductive tool for dyslexics

On the subject of cerebellar, ‘motor memories’, today’s invention is intended to help dyslexics with letter formation (and perhaps subsequent differentiation).

I propose a device by which a pencil is constrained to move in a certain sequence within a mechanical template or ‘gate’ so that it can only make eg the letter p repeatedly -rather than q, with which it may be confused. (I still have difficulties with (d, b, 6), (g, p, q), (9, e) etc. It took me about three minutes to type this last sentence…but then I’m also synaesthetic, and seeing letters with ‘attached’ colours adds to the difficulty).

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This would probably require that each letter be constructed in the form of a single slot, with the pencil in continuous contact with the paper, rather than as a sequence of lines with gaps.

The allowed letter in question could be changed after several thousand repetitions, by substituting in a different gate. This is a little like the conductive education which the Peto Institute began, I suppose.

A version of this used to be available via draconian teachers who would modify anything other than perfect copperplate by use of a ruler. Nowadays they’ll settle for minimising the number of classroom fires per lesson.

#24: Low-cost head-up display

LED studded wands which, when waved back and forth, display eg the time have been around for a number of years (They are the ones that take advantage of the persistence of vision and seem to project an image in thin air).

I suggest making some practical use of these by attaching one to a windscreen wiper -which would generate the required movement. Ideally, the wipers could be manually offset from the screen to allow the display to continue working, even in dry weather.

This could be wired to an onboard GPS system to indicate the speed of the vehicle (57MPH -SLOW DOWN) or to highlight the location of eg a parking space or a particular feature in the street scene ahead.

#22: Autofocus proximity detector

I’m taking a fair number of photographs these days whilst in ‘macro’ mode. One problem I’ve found is that when concentrating on composing the image I’m always in danger of allowing the servoing lens system to collide with whatever I’m photographing. That’s not a problem if it’s a flower but it’s very bad news indeed if the lens makes even kissing contact with some more rigid surface.

So, I propose that the existing autofocus mechanism in digital cameras be enhanced to help avoid ‘parking collisions’ of this type. Basically it requires an af sensor on the tip of the lens and a fast feedback control loop, when in macro mode, that advances the lens by an amount which is always less than the distance from the object (plus some margin for error, based on other significant factors eg my camera shake).