They'll never be as good as they were, but it's worth trying to fix them.
Remember that epoxy is carcinogenic. It's non-volatile so you can use it indoors, but make sure you don't spill it on anything and wear gloves at all times. After it has been cured it is safe to touch.
England is shit.
"You're not afterbanging for the cameras, you doing it for yourself" - Tom Wallisch
"Ski down there and jump off something for crying out loud" - Shane
DISCLAIMER: If anything I have written above so much as vaguely hints at myself possessing a tiny amount of skiing ability, I'm probably drunk.