Remember Bufferbloat? It’s a subject I was among the first to write about a decade ago, starting with a prediction column just like this one in 2011. The problem at the time was that every video or audio application — the big bandwidth consumers — was trying to solve performance issues through pre-buffering. You’d launch Netflix (just one example — they all did it) and it would pause for a few seconds filling a huge buffer intended to smooth-out any playing glitches. Except performance didn’t improve and in fact got worse because of buffers buffering buffers. These extra buffers were defeating TCP/IP’s own flow control mechanisms, often leading to total […]