Sleazy Fork is available in English.
Partially fade/remove non-english, HQ thumbnails, mark as read, subs, version grouping etc.
Doing the rounds around here again for once. You're welcome for my incredible response time lol
I think incognito mode only saves local data temporarily until you close the window. So unless you use the export/import options from NHI settings, you can't really save anything with incognito mode on.
Amazing script, has some issues with savinf mark as read/subscriptions if you're using incognito mode though