It uncovered an oversight in an algorithm we put together for managing distributed sessions. An invariant showed that our algorithm would accept and consider va

It uncovered an oversight in an algorithm we put together for managing distributed sessions. An invariant showed that our algorithm would accept and consider valid tokens that were ahead of the 'master' counter, which theoretically shouldn't of been a possible input in practice but now that we know we've added an additional guard. Original comment: https://news.ycombinator.com/item?id=19662123 https://news.ycombinator.com/item?id=19662123