The server is currently being attacked by a "DDOS", so if you can't get on, or odd things happen, you will know why.
Not much I can do, as these attacks are anonymous.
"The physicists defer only to mathematicians, and the mathematicians defer only to God ..." - Leon M. Lederman
Have not had any problems yet...
In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
No great discovery was ever made without a bold guess.