<font color="red"> They apparently think that every thing is going well with all their products. </font>
Maybe they're close to right. There are some issues, certainly, and some improvements needed. As you see from reports here, changes are fairly common. Fixing one problem has the potential always to create others, however, so they don't jump at every suggestion.
Power Trac does monitor this board, although perhaps not every message. If the machines were changed according to each reported suggestion or problem encountered, however, no two would be alike.
When I've had any real question or issue to be resolved, I've called, and the response has generally been right on the mark.