Don't get awfully concerned about clear meaning no yeast, I recently bottled an imperial pilsner that had lagered for 7 months and there was enough yeast for it to carbonate...
Ed
Bring on the flames....
I have brewed a LOT of batches of beer using liquid yeast. The White Labs tubes usually start really slowly and take forever to finish when I direct pitch them into the wort.
WYEAST usually starts really quickly and finishes in a reasonable amount of time when...