driving a car with next to no shocks, using a portable cd player (since the built-in tape player stopped functioning 1 month after installation) with a tape and power supply that loses power at the slightest movement and must be positioned 'just so', with only 3 out of 4 speakers functioning at best and with the others not working at all depending on the way the tape player is positioned (not bolted in due to all the wiring adjustments constantly required), driving down a Pennsylvania highway (can be compared to flying a plane through heavy flak and shell explosions circa World War II), having to constantly risk your life swerving all over the road or wasting time pulling over every 2 minutes (or half a song) trying to get it all to work at once (since not only one problem can occur at once) to start all over again the song you were listening to...