Sadhu, Sadhu, Sadhu.
It pleases me very much to see the original post stated so clearly. Usually Theravadins are so polite that they don't dare say something like this.
Then in the comments, we get back to the usual mish-mash that we know and tolerate so well.
I would go further and say that I believe that one of the primary motives for composition of the Mahayana Sutras was that the authors saw Old School monks getting all the goodies, (the requisities, good food, adulation, honor, etc), and that the authors wanted that but did not want to pay the price, i.e. following the Vinaya. The Heart Sutra, in particular, can be seen as a point-by-point refutation of the Buddha's primary teachings. Once there was a Sutra that contradicted the Buddha's teachings, the inconvenience of reason, common sense and logic in the student's minds had been eliminated, and the teachers could then teach anything they wanted and call it Buddhism, all with the ultimate goal of obtaining requisites without paying the price of sila