Files also apparently come from some central repository and need to be synced. I think the biggest reason would be that almost any off-the-shelf server softwar

Files also apparently come from some central repository and need to be synced. I think the biggest reason would be that almost any off-the-shelf server software would struggle in a Google server environment. They have solved scale at the machine level, and he alludes to this on one slide: ... why aren't you using the cluster file systems like everybody else? ... cluster file systems own disk time on your machine, not you.