Propose self assembling model hierarchy

[nvmkuruc]

Description of Proposal

This proposal advocates for simplifying model hierarchy construction and maintenance through automatic propagation of model group-ness.

Supporting Materials

N/A

Contributing

• [x] I agree to and accept the Supplemental Terms.

[nvmkuruc]

Most questions are resolved. Can we update the proposal to address the outstanding comments, and therefore progress to landing this proposal with Draft status?

I pushed a new draft which tries to address to comments. Thanks @meshula.