Starting June 28th, you will no longer be able to log in to a Curse account that was not merged with a Twitch account. If you have not yet merged your Curse account with a Twitch account, please do so here! Otherwise, your account and its content will be inaccessible.
Currently I believe Mirinae has something like a 3 second internal CD. Instead of reverting it to the bugged version, but about lowering the internal CD as you level the gem? Higher level Mirinae's would proc more often and hit harder, could be fun!