Chess One wrote:
He literally 'did not say' that Lance, it is rather that this is the
inference we now receive. One of the writers of the following text wrote
with an investigator [Schoenbaum] on the subject before his death.

And the debate continues...

"Yes trust them not: for there is an vpstart Crow, beautified with our
feathers, that with his Tygers hart wrapt in a Players hyde, supposes
he is as well able to bombast out a blanke verse as the best of you:
and beeing an absolute Iohannes fac totum, is in his owne conceit the
onely Shake-scene in a countrey." --Robert Greene in Groatsworth of Wit

J. O. Halliwell-Phillipps in Outlines of the Life of Shakespeare
writes: "The Groatsworth of Wit was published very soon after the
unfortunate writer's decease, that is to say, it appeared towards the
end of September, 1592; and it is clear that one portion of it had been
composed under the influence of a profound jealousy of Shakespeare.
Greene is addressing his fellow-dramatists, and speaking of the actors
of their plays, thus introduces his satirical observations on the
author of the Third Part of Henry the Sixth, with a travesty of the
line above mentioned...'" (I, 100)