I've been using B2 for awhile and have been generally happy with it (though prices have noticeably spiked over the past year). I'll admit the news has me a bit spooked. There's stuff going on here ...
Online backup is your protection against any disaster that might befall your computer or local storage devices. Mechanical failure, acts of malice, or natural disasters are serious threats to the data ...
A few years ago, I had iDrive backup for backing up both Windows and Linux. It basically worked, but one point of frustration for me was that, at least at the time, their upload and download speeds ...