I'd like to purchase this hard drive to use with SX OS. It's USB 3.0 and has no external power source. I've read that USB 3.0 may be harmful to the Nintendo Switch and I have no idea on whether or not it matters on how the hard drive obtains its power. Please provide your opinion(s).
https://www.amazon.com/Black-Passpo...coding=UTF8&psc=1&refRID=F2ZRXHYZQS941PXM6HJ3
WD 1TB Black My Passport USB 3.0 WDBYNN0010BBK-WESN
https://www.amazon.com/Black-Passpo...coding=UTF8&psc=1&refRID=F2ZRXHYZQS941PXM6HJ3
WD 1TB Black My Passport USB 3.0 WDBYNN0010BBK-WESN