camunching

I'm trying to build the spreadsheet view described by @danielspaniel and am having some difficulties. Here is a twiddle with 3 questions: https://ember-twiddle.com/e897c3dd00a715ba827b. Would anyone be able to help me?...

Lol, thanks for taking the time to help me out, danielspaniel! I ended up using the Ember 2.0 branch of ember-table and finding that it was reasonably performant for our...