This is a must read account of the discussions between the ETH principals and exchange operators in the aftermath of the hack. There are some voices of reason there that were warning against a rollback, super interesting.
http://pastebin.com/aMKwQcHRThanks for this link; i am shocked to read how easy some exchanges decide to pause trading / stop withdraws etc.
Shouldn't exchanges be much more 'neutral' (continue trading), instead of manipulating the market (pausing everything) ?
This way the exchanges decide if people who are invested can get out or not.. which is a bad thing.
edit: crypto is often associated with free market, which this is not a good example of
