It's just a very heavy page render due to the way asset preloading is implemented; details at [1]. Seems Linux user agents get a legacy method and Windows get a

It's just a very heavy page render due to the way asset preloading is implemented; details at [1]. Seems Linux user agents get a legacy method and Windows get a modern one. You can see it yourself by viewing [2]. OneDrive renders several of those pages simultaneously. [1]: https://productforums.google.com/forum/#!msg/chrome/x-B5T7tnVuc/YXOnb4p2EAAJ https://productforums.google.com/forum/#!msg/chrome/x-B5T7tn... [2]: https://powerpoint.officeapps.live.com/p/StaticLoad.aspx?wx=p&wv=e&usescript=1&ui=en-US&WOPISrc= https://powerpoint.officeapps.live.com/p/StaticLoad.aspx?wx=...