Yeah, doable, just, but it wouldn't be the best result. I got some transparent sheets for overhead projectors and they are great for windows of all sizes.
That happened at just about the worst point - and yet it all passed off smoothly - even when informed that he couldn't land on his chosen runway because of the bits he'd left behind on it a few minutes ago..!
It does actually go on to say "We hope to start with the letter “C” shortly.", but I left that bit off. They must be too busy sorting it out to keep the home page fully up-to-date.
They seem to be going by username -
"We have opened up Fotopic access alphabetically for users with username (not surname)
up to and including the letter “B”.
We hope to start with the letter “C” shortly."
Usernames beginning with 0 to 9 should have been notified also, as they come before A..