That’s the average local + state sales tax in Washington. State sales tax is 6.5%, local varies from 1.2% - 3.85% (Seattle, for a total of 10.35%)

I thought it was a shutter

But what if I do care?

I think you mean peripheral https://en.wikipedia.org/wiki/Peripheral

Now? Like 10 years

One of these days Alice, bang, zoom, straight to the moon.

While that is true.

“1/2 that” would imply 1/2 of 35 years or 17.5 years.