That's a good point. I'd add that such cycles tend to happen within geographical boundaries (e.g.: this year, something happens in France that makes people in E

That's a good point. I'd add that such cycles tend to happen within geographical boundaries (e.g.: this year, something happens in France that makes people in Europe lock down; the next year it's the US, etc) and so it's unlikely that Dropbox would grind to a complete halt, seeing as they've become increasingly international.