One thing about inviting the whole world to help is that they massively outnumber the target (and make no mistake, the whole world is responding). The west has

One thing about inviting the whole world to help is that they massively outnumber the target (and make no mistake, the whole world is responding). The west has enough hacking and DDOS capability to take out all of the Russian targets. At this scale, and with this much redundancy, coordination becomes unnecessary - it's more of a contest about who does most damage.