<P> In another ten years the "alternative view" was becoming the standard one . JP Mallory wrote in 1989 concerning the various hypotheses of proto - Greek that had been put forward since the decipherment: </P> <P> "Reconciliation of all these different theories seems out of the question...the current state of our knowledge of the Greek dialects can accommodate Indo - Europeans entering Greece at any time between 2200 and 1600 BC to emerge later as Greek speakers ." </P> <P> By the end of the 20th century the concept of an invasion by external Greek speakers had ceased to be the mainstream view, (although still asserted by a minority); thus Geoffrey Horrocks writes: </P> <P> "Greek is now widely believed to be the product of contact between Indo - European immigrants and the speakers of the indigenous languages of the Balkan peninsula beginning c . 2,000 B.C." </P>

In what two ways did greece change under the dorians