It's not just "better", it's the only approach that addresses the real threat model. So you can go with something simpler like checking a box but then you aren't getting the same feature.
FWIW this is the reason, to my understanding, that Dropbox has always been reluctant to support this feature - because if you actually want E2E you probably want it out of band.
FWIW this is the reason, to my understanding, that Dropbox has always been reluctant to support this feature - because if you actually want E2E you probably want it out of band.