David Glick

@jenkins-plone-org please run jobs

> Well it does only fix the case of accessing hte control panel so the user will see their name and if they hit save then it persist. My concern...

@djay Hmm, no, it's not that simple. It'll use the `missing_value` when reading, but throw an exception when trying to write the field if it hasn't been registered yet: https://github.com/plone/plone.registry/blob/master/plone/registry/recordsproxy.py#L46...

@mauritsvanrees Okay, let's go with https://github.com/plone/plone.restapi/pull/1729 for now and come back to this.

@mauritsvanrees Not sure if this is the reason for the remaining test failures, but I think what we need to do is not always seek back to 0, but make...

`json_body`'s job is to return an entire data structure deserialized from JSON. If we give it a very large JSON document, it can't do much about that. It might be...

@JeffersonBledsoe NamedBlobFile uses IStorage adapters to process the value that is passed in (https://github.com/plone/plone.namedfile/blob/master/plone/namedfile/storages.py). It might make sense to implement this as an IStorage adapter for TUSUpload. > it also...

@tisto I also think that we should improve the API in ZCatalog and plone.app.querystring so that it's possible to get counts without full results, rather than copying so much code...

@razvanMiu Did you see the comment on https://github.com/zopefoundation/Products.ZCatalog/pull/149 that you need to sign the Zope contributor agreement? The Zope community won't review the PR until that is done.

Also consider: The serialization is also used when loading the item for editing. What should happen if a user has permission to edit an item that has references to items...