I'm right handed and still have really shitty handwriting.
Ekkosangen
F is the eighth letter, "of"
It certainly doesn't subtract from the experience, that's for sure.
As someone currently hunting rentals in Calgary: single minimum wage earners, even a bit above minimum wage, are quickly losing their future here. If I made less than I do (about 3100) I would find it very difficult to find a place unless I'm rooming with more people than there are bedrooms.
People working remotely on median-level incomes trying to escape the GTA or Metro Vancouver will find it great though.
It could be leftover credit that people are using up. There's a fair bit of it floating around, giving awards used to give points too so it's hard to say if anyone actually gave them money to give the gold.
As a note for Jerboa users: the above link may instantly crash the app. At least, it does for me.
I'm of the opinion that it has a time and a place, but I do agree that it's exceptionally intrusive to the site's normal experience and should be very rare and short-lived. Any more than a day and its runs afoul of the people who just aren't interested.
Not literally take over a subreddit, takeover advertising campaigns are typically a high-key screen space domination type of advertising. Think of something like a video games news site where the homepage is completely covered in advertising for a new, high budget game. Ads at the top, ads at the bottom, ads in the normally-empty margins, and often a focus on articles about the subject.
How that reflects to Reddit I'd never know, it's likely something that's exclusive to the newer layout that I have no interest in using.
The context of this sign being in a sushi restaurant would be the key here. In higher-end, "omakase" sushi restaurants, you'll be served a set of sushi piece by piece as the chef makes it in front of you. Typically you'll want to eat it as soon as it is placed on your plate.