In Serbia & Croatia and other countries, for free k2ul.
You can follow the happening from here.
Usually HTC is updating free k2ul (with LTE) first. If all is fine, free k2u are next, together or followed by provider k2ul.
After that, cricket & boost get the update.
At least they did this way for the 4.1.2 Jelly Bean update.
Pictures: Look at this post
You need to get back stock, if you are rooted and have custom recovery/rom:
S-On, you have to S-off your device and do the S-off guide
S-Off you can do from the beginning like told here.
We don't know for sure if it will come, rumors say yes, HTC says nothing.
Ive put my rom on hold for now guys, looks like we have a big update coming our way in the next month or so, the update will include Jelly Bean 4.2.2 and HTC Sense 5
HTC One SV Android 4.2 & Sense 5 Update Appears Likely
I hope (and believe) of course this will come, but its not confirmed officially.
And i don't think it will come before august/september. All before would be a real suprise cause even the update for HTC One isn't released officially. Then will follow OneX, OneX+...
But there are rumors that One S maybe don't get it (technical issues). That would be heavy for them.
Other news say, we get Android 4.2.2 without Sense 5:
HTC One X, One X+, Evo 4G LTE and Others Getting Android 4.2.2 and Sense 5 Upgrade
HTC Upgrade List, Who’s Getting Android 4.2.2 and Sense 5?
Here's a video about Android 4.2.2 & Sense 5. Its from HTC One, but features are almost the same (except some things like Zoe or so):
So let's start here a discussion thread about the update to Android 4.2.2 & Sense 5.