Surely it also depends on how apple, android and nokia are structuring there OS releases. Just because apple have changed to version number from 1.0 -3.0 and soon to be 4.0 is there really that much of a difference compared to the difference in maemo 1-5 and soon to be 6. Don't forget that apple 1.0 was always destined to be on the iPhone where Maemo started life on a MID