Although you may be slightly at the mercy of a player who is in a position to end the endgame very quickly, while you're still deploying your magnum opus.

Thing is, it's not a case of never building anything so much as never bothering to assemble the results. In theory (although this never actually happened) I might not want to call a peel even if I'd actually built one!

you can fire a whole series of peels

That seems to happen surprisingly often!