Following up on some previous comments about Zend possibly lining itself up for a buyout, John Coggeshall has posted some of his thoughts on the matter being one of the ones that used to be "on the inside" of the company.
Zend has laid off approximately 25% of their R&D staff in at attempt to become cash-flow positive and potentially line themselves up for an acquisition. I don't have any hard figures as to what that means but I'd estimate that Zend's recovered somewhere between $6-8M in revenues [...] which is why Everyone I've spoken to who is familiar with the subject considers the lay-offs a positive thing.
He goes through the potential list of buyers that have been mentioned so far (Microsoft, IBM, Yahoo!, Facebook) and gives his "why" or "why not" reasons for the probability for each to make the purchase.
He also comments on the rumor of Andi and Zeev's recent trips up to Seattle...