I hope people will be smarter in future
Don't start holding your breath
It seems that in answer to the original question, MMM may have had some positive effect on the rise in
BTC price late last year, as "The Republic of Bitcoin" attracted new users, a lot of them BTC virgins.
Now that they have been scammed, or at least had their deposits frozen, it seems unlikely that there can be a mass dump of Bitcoins unless the scammers decide to do so.
Converting a large sum of Bitcoin to fiat is not without its problems, especially as it is Russian based, given the Russian authorities attitude to Bitcoin and its newly passed Ponzi laws. Also, with the possibility of further price increases what better place to keep stolen money?