On Thu, 2010-11-25 at 17:11 +0000, Andi Gutmans wrote:
> For what it's worth the changes we've made in the Zend Engine around
> performance and memory use could warrant a major version. Every major
> version of PHP in the past has been driven foremost by major engine
> overhauls.

Yes, larger changes to the engine changed the major number. But all of
them had a big effect. This is "only" performance. No functionality. 90%
of the users won't notice it. Whereas everbody oticed the change from3
to 4 or the new object model in 5. Changing the major number has two big
effects: a) marketing b) more fear for doing the upgrade.

I value b) as the more relevant factor to monitor.

johannes



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