What is the smartest thing you ever did using your smartphone? Do you REALLY need one, really?
I solved P=NP
>>61476338
I use it for calls, texts, maps, shitposting, taking pictures, browsing the internet when out about, paying for stuff with NFC, music, watching videos and movies, playing games while I take a shit, and watching porn.
I don't need it but it's nice to have.
>>61476338
Maps, drive, gmail...
Use that for work and getting shit done all the time.
Smartest thing: Not get lost while driving thanks to GPS
Dumbest thing: Get lost while driving thanks to misleading route calculated on GPS app