Unit prefix The prefix "bronto", as used in the term "brontobyte", has been used to represent anything from 10 to 10 bytes, most often 10. The SI includes standardised prefixes for 10 (peta), 10 (exa), 10 (zetta) and 10 (yotta). In 2010, an online petition sought to establish hella as the SI prefix for 10, a movement that began on the campus of UC Davis. The prefix, which has since appeared in the San Francisco Chronicle, Daily Telegraph, "Wired" and some other scientific magazines, was recognised by Google, in a non-serious fashion, in May 2010. Ian Mills, president of the Consultative Committee
EXA X server. The 3D acceleration set was provided via the Direct Rendering Manager, which worked by mapping 3D rendered pictures on top of the 2D picture. This had some buggy corner cases, but more or less worked, until compositing entered into the desktop. This distinction has become the source of a lot of bugs, and performance problems. EXA was introduced as a stopgap measure, to provide better integration with XRender than XAA did, improving the X.Org Server 2D performance. In practice, while this proved quite advantageous in some respects, it also exhibited a number of corner cases and regressions. The