You could practice the guitar while exercising, without having to hang on to it because it would be fixed to the machine.-- mrthingy, Mar 15 2001 why stop there?have a drumkit-- technobadger, Mar 15 2001 Or for isometric exercise, you could play somethng as heavy as the Moog "Liberation" portable keyboard. Or that "staced' guitar the guy in Cheap Trick had.-- pfperry, Jun 25 2002 why?-- kaz, Jun 26 2002 "staced"? (Rick Nielsen, by the way.)-- angel, Jun 26 2002 <why? --kaz> So you could exercise while practicing your guitar, as the description says.-- mrthingy, Jun 28 2002 halfbakery