He is super nice gives you good information and is honestly quite funny. He will tell you how to improve the problem you have whether it is mechanical or game sense, etc.
Honestly would definitely recommend if you are looking to improve at tank. :)
So with reliability, If it's a 2 hour event and you can only make one hour does it take reliability away if you miss an hour, Does it stay the same kinda voids it, Or boost it since you get to the event?