Gap
Modern Family: S1E4 — The Incident Star Trek: Deep Space Nine: S1E2 — Emissary, Part II
Modern Family: S1E4 — The Incident (2009-10-14) is about 6,128 days behind today — almost the same distance as from Star Trek: Deep Space Nine: S1E2 — Emissary, Part II (1993-01-03) to Modern Family: S1E4 — The Incident (6,128 days).
That's the nostalgia gap: the past you remember is already as old as an even older past once felt.
How old for Modern Family: S1E4 — The Incident · How old for Star Trek: Deep Space Nine: S1E2 — Emissary, Part II · All gaps