Sucks…
tl;dr
Tachiyomi will no longer be actively developed. It may continue to work for you for the foreseeable future but there will be no support for it nor the official extensions.
This is how FOSS dies.
Where the living fuck are the EFF’s team of lawyers?
I know they generally focus on US cases, but god damn, you’d think the egregiousness of this would get their asses involved.
Was the case issued in Japan? From what I’ve read the legal system there is famously one sided, criminal cases have a 99.8% conviction rate.