As many of us know, bitcoin is heading for SegWit.
There are some important dates to keep track of, especially if you're a miner!
In this article from Aaron van Wirdum @ bitcoinmagazine he explains very detailed what is happening with bitcoin, and when!
I really recomend you to read it!
https://bitcoinmagazine.com/articles/countdown-segwit-these-are-dates-keep-eye/
And remember, do not trade with bitcoin on august 1th, or you risk loosing your bitcoins!

(Picture copyright cointelegraph)