HTTP up to version 2 relies on the Transmission Control Protocol (TCP) as the transport protocol. TCP acknowledges receipt of each data packet. As a result, in the event of a packet loss, all other packets have to wait for the lost one to be retransmitted (head-of-line blocking). Google has been working on an alternative since 2012 under the name QUIC, which was adopted by the IETF and … [Read more...]