All-new Grid Spline has shipped in the newest release of assets from Maxon in C4D R25. Rocket Lasso has teamed up with Maxon for some consulting all while creating some new Node-based tools.
The Grid can be used exactly like any Spline inside of Cinema 4D. Fun to use while opening up new opportunities for Spline fun. This video walks through ways to use it, as well as some Redshift tricks.
Full video here: https://youtu.be/KegAXzUtdPE