Timing matters less, HenryUK--feel free to send them in now. You'll want to include your nickname and something like "webmasterworld" or "googleguy," and feel free to include "sj" as well. needinfo, the truly complicated reports like the one you mentioned might get used as testdata for newer algorithms. If there are ways to break it down into smaller, simpler spam reports, that might help. But feel free to resubmit--it doesn't hurt.