In message <199707142339.XAA05868@orchard.east-arlington.ma.us> Bill Sommerfeld writes:
: It's worth noting that Jim Gettys and Bob Scheiffler sweated bullets
: in order to minimise the number of round-trips in the X protocol.  in
: particular, the protocol is asynchronous; graphics requests are
: buffered and sent over to the server in decent-sized batches.  You
: don't do one IPC per line or text string...

And the event mechanism coming back is async to that as well.  They
did a lot of redesign between X10 and X11 to make sure that X ran well
on a 4M Sun 3/50 class machine.  That's one reason why things run so
well now on 64M PPro-200s :-)

Warner