A very works on my system take.
If you interrupt me it takes me hours to get back on speed.
If you interrupt me it takes me hours to get back on speed.
Hours is an incredibly long time. I'm not against people blocking off specific time when dealing with an especially gnarly bug or planning out a major feature, but for day-to-day tasks the cost of an interruption is usually a "right, where was I" once it's over.