I was thinking about what gotcha's were involved with a moderately priced amp which would clip at very loud volumes (moderate for you) and how that would be noticed by users. BTW A single led would light if any channel went into clip. (Think open collector)
As for reading manuals ... 25% of the world will tosses them with the packaging, 73% will throw them in a drawer for a few years before tossing them and 1.98% might read a a bit before they put it in that drawer to eventually be tossed in a ...
Face it not many love to curl up with a good manual at night ... even with a hot cup of cocoa ... I know Mojo ... it's hard to image ...
Note: Of the people who actually read about the speaker sounding funny if things clip ... 50% of them will forget and give the speaker a one star review for being flaky at loud volumes ... the others will probably blame the amp
