I agree that this can probably be just as effective while avoiding making claims that may not stand up in court (eg, "bogus forums," & "nothing but frauds") but avoiding naming firms and keeping it all high level and philosophical is not as effective, even if it is probably safer.
If you have a legal background, I think you might want to see if you can find precedents in the talent (modelling, acting, script-writing) fields.
If you have a legal background, I think you might want to see if you can find precedents in the talent (modelling, acting, script-writing) fields.