I'd recommend giving Sleep by Matthew Walker a read. It dives into many topics including how caffeine negatively affects sleep, which it does regardless if people feel it does or not.
Similarly, as an example, a lot of people think alcohol doesn't affect their sleep (or makes it better), but research shows even 1 drink hurts the effectiveness of sleep by interrupting the sleep cycles.
Not commenting on the content, but you should not dismiss an argument because it contains a slippery slope. A slippery slope fallacy is an informal fallacy, meaning it's existence does not inherently mean an argument is flawed.
I use Duplicacy to encrypt and backup my data to OneDrive on a schedule. If Proton ever creates a Linux client for Drive, then I'll switch to that, but I'm not holding my breath.
I'd recommend giving Sleep by Matthew Walker a read. It dives into many topics including how caffeine negatively affects sleep, which it does regardless if people feel it does or not.
Similarly, as an example, a lot of people think alcohol doesn't affect their sleep (or makes it better), but research shows even 1 drink hurts the effectiveness of sleep by interrupting the sleep cycles.