API created vs UI created XDM objects

[Michael_Soprano]

Is it possible to update the schema created through API using UI?

And the other way round? 

What is your experience on doing that ( any bugs ;)) ) ?

[bjoern__koth]

Different to audiences, where API-created PQL audiences can only be edited through the API and not via the UI, I think all schemas should be compatible to be extended through the API and UI.

API comes with complexity and the typical learning curve