tee() splits a stream into two branches. It seems straightforward, but the implementation requires buffering: if one branch is read faster than the other, the data must be held somewhere until the slower branch catches up.
Раскрыты подробности похищения ребенка в Смоленске09:27
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Раскрыты подробности о договорных матчах в российском футболеМВД: 13 арбитров обвинили в сговоре по делу о 22 договорных матчах ФК «Торпедо»
The pre-solicitation released this week is not a request for proposals from industry—it states that a draft Request for Proposals is forthcoming. Rather, it seeks feedback from industry and interested stakeholders about an "objectives and requirements" document that outlines the goals of the Mars mission.