Apple started iPhone firmware 3.1.3 and 4.0 testing

TheBoyGenius report that they have found some very interesting data while analyzing the access statistics to their web site:

We can see that this data is related to the new iPhone firmware 3.1.3 and 4.0!

The iPhone OS 3.1.3 should only be a minor update over the current version and could be released even in several days. Firmware 4.0 will probably be released after testing phase and several private beta versions for developers. Rumors say this new version 4.0 will be released together with iPhone 4 some time in June or July next year.