When will the HTC One Max get an upgrade?

[Graywolf0310]

HTC One Max came out during Autumn 2013. Has anyone heard whether a newer version is coming out? Finally what's the deal with ATT not offering the HTC One Max? I've got a Note 2 but am ready for an upgrade.
Thanks.

 

[Droid3r]

http://wccftech.com/htc-max-potential-successor-details-leak-htc-m8-prime/