No, you can _use_ the shared account bank to move them between characters in the same account. They should be listed under 'Riches' in the 'Bags & Riches" tab of the Inventory. In the Gateway, they are not. This is a bug, I guess.
At the moment on the preview shard the tool-tip descriptions from the Enchanted Coffers do not reflect the first change (yet); There's no 'Greater Mark of Potency' there in the list, just the blue 'Mark of Potency'. We can assume the latter means that these are similar changes to rank 10->11 and 11->12 for regular…
This is an ... interesting URL to find out where in the Wiki the Unified Elements are referenced... many of them are references from Vigilance tasks: http://neverwinter.gamepedia.com/index.php?title=Special:WhatLinksHere/Unified_Elements&limit=500
After finishing professions tasks they dropped back to level 70 (even those that weren't 70 yet). Today they turned into level 63 ... there's something weird there :open_mouth:
.. Items and Economy..* Ilyanbruen Set: All head pieces of the new Sharandar Iliyanbruen armor set are at min required level 60 instead of 70. .. At least in the collections view for Sharandar, the tooltips of the head armors (e.g. Iliyanbruen Helmet, for TR) still says 'Requires Level: 70'
A Dragon Gem would be a lot cheaper from the Auction House in the normal non-xbox game (59k). Are these not available there or a lot more expensive? The Artifact belt is quite nice indeed :)