S.T.A.L.K.E.R.: Clear Sky

In 18 libraries here. 3 launched it, and the typical player put in 2.5 h.

The main story is about 6 evenings of two hours, or 11 with the extras.

Named in 0.1% of Name 100 runs, about 1 in 1,123: people remember it when asked to name 100 games from memory.