Germany upped the ante, calling Greece's Letter Requesting Extra Time a "Trojan Horse" and instead demanded a three sentence letter accepting all Trioika demands.
 

Official request for an extension

Promise to complete the current programme

Commit to negotiating any changes with bailout monitors

I have a simple question: What's left to negotiate other than how big a capital surplus Greece must have and for how long.

And those, Germany wants a Greek capital account surplus of 3.5% this year, and 4.5% next year and the following years.

Athens wants 1.5%. Any room for serious negotiation here? 

I rather doubt it.