I have JJOS 3.06? is it absolutely necessary that i upgrade?

just wondering for those who have upgraded... if u think so - why and if u dont think so why not?

Uwa 3.06 is a very old version bro. I guess those who can remember have already died lol

Anyway check that from the JJ bug fix list :

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Change : Ver3.08 02-Nov-2007
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1. Change the range 1-16 of PAD sensitivity into 1-25.

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Change: Ver3.09 25-MAR-2010
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[MODE]+PAD10
"Data Wheel Type" field
It changed so that 2 might be chosen by a default.
A version does not change.

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Change: Ver3.10 18-APR-2010
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Installation of OS2XL was enabled.
It becomes installable from Ver1.30 or subsequent ones of OS2XL.
OS2 is not installable.

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Bug Fix: Ver3.11 27-APR-2010
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Whenever it will install OS2XL, OS2XL will start.
It cannot switch to the free version.

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Addition: Ver3.12 20-MAY-2010
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1. A splash screen can be displayed now.
Refer to on-line manual.

PEACE

Looks like the only real reasons for you to upgrade in your case would be if you aren't that happy with your pads responsiveness. That and the addition of the splashscreen...

Maybe there was a bug fix or additional features on 3.07 but I couldn't find it on the bug fix list.