Comparing run of the mill government services with something as advantageous as a social credit app is not apples to apples. It’s not like they assign utility administrators to work for GRU hacking units. The people that build this tool will be highly paid technical experts. And there is no shortage of them in Russia. It’s definitely not 100% but there’s a decent chance they can cobble together a working system that tracks social scores for the vast majority of Russian citizens.