This makes me sad. Not because I don't like grid. But because two weeks ago I found out that a very senior person in the company has a computer running IE11, and will not let IT upgrade her machine. She recently discovered that one of the company's web sites doesn't look right in IE11, and shit ran downhill into my lap. I checked the logs, and yep... she's the only IE11 machine to hit any of the web sites in a year.…
See this for details on the IE 10/11 implementation:
https://rachelandrew.co.uk/archives/2016/11/26/should-i-try-...