to switch on BBR and tcp_notsent_lowat
etc.
(2018-10-22: I have added the BBR settings for TCP.)
I have ordered storage for the new RPi3. 256GB of fast non-volatile storage in the size of a fingernail, around £60 retail, and requiring tiny amounts of power. When I tell the kids these days that my entire university's storage in 1986 was 1.5GB they do not believe me!