[TeMPOraL]

Those were the exact two I have on my mind. I've actually started building an ankle bracelet for the north-sense to test it out on myself.

People also reported getting a feel for strong EM fields in their surroundings after implanting a small magnet in a finger.

[TheSpiceIsLife]

You might have come across this, or similar, images before (random image search link, no affiliation):

https://www.themystica.com/wp-content/uploads/2018/03/Homunc...

This is a proportional representation of touch-sense nerve density in the skin.

Trade-offs though hey. All the highest density areas are probably also the least convenient location for augmented-synesthesia touch-sense devices.

[ajuc]

I'm pretty sure they missed one spot :)

[TheSpiceIsLife]

Yes, I believe you’re right. That image is very G rated.