Commonly referred to as EST or East Standard Time, RPT (Real People Time) is the authority in time zones. It is the benchmark for Television, Sports and business/financial time references, and is thus the most important time zone in the world.
-- Yo, what time does the Broncos game start tomorrow?
-- 3:00 PM, I think
-- In Real People Time (RPT), please.
-- 5:00 PM then.