Hatch-Flow
A structural pattern designed for 3d printing
Here is the Reddit post that started the hole thing: https://www.reddit.com/r/3Dprinting/comments/qic7gg/i_think_ive_invented_a_new_kind_of_3d_printable/
I'll add more details later =)
For now, feel free to poke around the Grasshopper algorithm or go print the sample model from over here: https://www.thingiverse.com/thing:5043958