@Felthry via, as in like "through this route"?
Because if so, ugh, not an acronym!
@IceWolf via as in "route" period, but yeah
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@IceWolf (specifically, a tiny hole drilled through and plated with metal to take signals between layers)
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@IceWolf well, signals or power or heat or whatever
when there's high currents involved, or trying to dissipate heat, you tend to see arrays of dozens or even hundreds of vias because a tiny tunnel with 35 micron copper plating isn't going to carry that much current well
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@Felthry Ahhh okay! Cool.