I've been using gyroid infil almost exclusively since I first tried it.
I was using cubic before, which was fine, but gyroid seems much sturdier for the same % infil even if it does take a bit more print time.
Also it looks awesome.
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I have to find something to print with that - I don't usually do the slicing, but I'm totally going to use gyroid infill whenever I can. Probably as a feature - like someone else said, make coasters without the top or bottom layer, and use it decoratively. Awesome!
My phone case is gyroid without the bottom layer.