Open question: Can coffee & Ritalin’s mental effects be delivered, safely, over a smartphone?

. Will 2015 be the year our smart­phones link up to our brains? (Pop­u­lar Sci­ence): “Thync bills itself first and fore­most as a neu­ro­science com­pa­ny. Its sole product—slated for release lat­er this year—is a smart­­phone-con­trolled wear­able device that will allow the user to active­ly alter his or her brain’s elec­tri­cal state through tran­scra­nial direct current…

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