-US intel mouthpiece NYT was quick to blame Ukr groups
-Would Rf would blow up their own pipeline, the effort of years of negotiations? This pipeline makes the bond between Germany and Rf stronger (this is a fear of the US), and as you say is a source of revenue for Rf. 
-Impact of oil prices on US elections, and Rf oil “sanctions” https://video.nostr.build/27ecaa79a503eee4148e0b841206d8b96e745050080e31e68d6253b89c827fcc.mp4
-remember 70% of the “gifted” funds and arms go missing. There is more graft than gift. Money goes to US, Ukr, and other oligarch class