Milliseconds matter .

Amazon found that each 100ms delay cost them over a billion dollars in sales. Google found that 1/3 of this hit remained after decreasing loading times. Your CSS framework is costing you money.

Tried and tested .

Min is used by over 65,000 people in 195 + countries, from North Korea to South Sudan to Mongolia to Somalia. Think your software is critical? Try a webapp keeping you alive in a warzone.