Paged Nodes OR Container Nodes

[FaultyFunctions]

https://discord.com/channels/724320164371497020/802301441674182658/1504869275142324224

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Perhaps a special node type that can contain other nodes? Data storage would conceptually be similar to Node Groups on the backend. On the frontend, this might take the form of tabs on the editor when you open a node, or opening a selection first before opening the editor.