I can think of, maybe, two attendances over 12k in recent years, one of which was a giveaway. So while accurate strictly speaking, your comment doesn't really tell the whole story, does it?
'ang on. Didn't Arsenal turn a profit just recently. Higher than the profit they made last year?
I know most clubs operate at a loss, but not all of them do. And, tbh, it's not beyond the realms of possibility to do so either.
FFS, BBC website has us winning 3-0 at one point, so I'd take what they may or may not have had on the match 'commentry' with a large bucket of salt if I were you.
Honestly, you northerners!
Northern Line (Bank Branch) from Euston to London Bridge. Train from London Bridge to Charlton. It's a piece of piddle.
Zone 1-4 travelcard'll set you back just under £6 and that's all your London travel paid for, so you can get lost on the tube as much as you like.