I made a pivot table implementation in IE6 that used XSLT transforms. It was actually blazing quick, far, far faster than the JS implementation I tried (like i

I made a pivot table implementation in IE6 that used XSLT transforms. It was actually blazing quick, far, far faster than the JS implementation I tried (like instant vs 20 seconds). While XSLT was hard to develop in and perhaps deserves to die its death, it really was a quite amazing bit of tech.