I'm just trying out materia and the only issue I've found so far is a 1px completely transparent boundary between split terminals in Terminator (as per screenshot belows). This is not showing on other themes like dark numix or arc.
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Terminator config:

It might be more than 1px actually as I'm on a 4k screen. Another example, perhaps more visible:

Thanks for the report! I'll fix this soon.
Thank you for the fix, works just fine :+1: