Why would Russia hit Nord 1 &2?

It hardly seems credible except in some mad Macchiavellian scenario. It was Gasprom's money that built them as I understand, where's the logic in sabotaging them.
They don't need any excuse or explanation for withholding the gas, it's theirs full stop.
No, someone else has done this and the logic says either the US or Ukraine.

https://www.politico.eu/article/baltic-brinksmanship-pipeline-blasts-signal-potential-new-front-in-ukraine-war/