The debate over how to get bitcoin to be usable by more than 2 million active users is ongoing. Should the block size be increased? Should blocks be more frequent? Should there be a replace by fee mechanism? There's lot of discussion going on, check out the livestream with representatives from mining, exchanges, and other services:
![](http://www.bitcoinfuturesguide.com/uploads/6/4/6/5/64656757/7272950.png)