Android phones, apps and tablets

Exactly- with Android once the new model of your handset comes out you can (in general) go and whistle if you want a software upgrade.

http://chart.apis.google.com/chart?&cht=p&chs=460x245&chd=t:3.5,12,54.2,1.8,25.8,2.7&chl=Eclair%20%26%20older|Froyo|Gingerbread|Honeycomb|Ice%20Cream%20Sandwich|Jelly%20Bean&chco=c4df9b,6fad0c&chf=bg,s,00000000

Want the latest? Buy a new phone.

But that's not true is it? If what you said is true that graph would be skewed towards the older stuff.

Have a look at how many of the devices have upgrades listed:
[ame]http://en.wikipedia.org/wiki/Comparison_of_Android_devices[/ame]