I think this is the engineering flair.
In: Engineering
it hasnt changed in 4 months, go read the answers from last time https://new.reddit.com/r/explainlikeimfive/comments/1dahs0q/eli5_how_does_your_phones_touch_screen_work/
and it hasnt really changed in the last year, so this answer is also fine https://new.reddit.com/r/explainlikeimfive/comments/16zcejg/eli5_how_do_touch_screens_work/
Or even this one https://new.reddit.com/r/explainlikeimfive/comments/zzp29c/eli5_how_do_touch_screens_know_where_you_are/
infact, it hasnt even changed in 9 years, so these answers are still valid too! https://new.reddit.com/r/explainlikeimfive/comments/3h4llq/eli5_how_does_a_touchscreen_work/
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