# TB - UpdateOS 2.2 TB Beta - closed -\> use official OS 3.0

**URL:** <https://forum.critterandguitari.com/t/tb-updateos-2-2-tb-beta-closed-use-official-os-3-0/1433>\
**Category:** Hacking\
**Created:** [July 13, 2017, 10:04pm UTC](https://forum.critterandguitari.com/t/tb-updateos-2-2-tb-beta-closed-use-official-os-3-0/1433 "2017-07-13T22:04:45Z")\
**Posts on this page:** 1\
**Showing post:** 68

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**Author:** ![oweno](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.critterandguitari.com/oweno/32/10_2.png) [@oweno](https://forum.critterandguitari.com/u/oweno)\
**Post date:** [September 20, 2017, 1:19pm UTC](https://forum.critterandguitari.com/t/tb-updateos-2-2-tb-beta-closed-use-official-os-3-0/1433/68 "2017-09-20T13:19:38Z")

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> [@Sound quality opinions?](https://forum.critterandguitari.com/t/sound-quality-opinions/1369/28):
>
> but I guess, given a pure data patch (mother.pd) is just plain text, I can easily search it for a version tag… say in a comment

yeah, this is what I was thinking. loading / unloading would be problematic, so something in the patch file that could be checked. A bunch of the pd-extended files have a [pd META] sub patch that has extra info in comments. (one is attached for example)

[abs~-help.pd](https://canada1.discourse-cdn.com/flex035/uploads/critterandguitari/original/1X/153809de3d56db8a38aad81ca4d59caccc9d485d.pd) (1.5 KB)

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