An Old Idea: Make Comic Books Teach Foreign Languages

 I used to have audios that played Davey Crocket while I read the graphic novel.

This can be tweaked to have something familiar, like Star Wars, teach a foreign language.

Crypto Screen Tool

 Think about the stock screen tools offered by CNBC and brokerages.

How about a crypto screen tool?

Subliminal Messager for Phone

 How about a phone app that has microdots containing subliminal messages that flash on the screen?

How about if the app did as little as humanly possible on the iPhone or Android?