[wiseprince]

This probably ends in everyone inside being electrocuted with no way out. Be careful

[rdl6989]

I was thinking that a lightning strike would be very bad.

[exDemMom]

This probably ends in everyone inside being electrocuted with no way out.

I imagine such a building would be like a Faraday cage. There would be no risk to those inside. However, passing between inside and outside could be risky; doorways would have to be covered with non-conductive materials.