Got it up to eighteen now by ticking some extra 'annoyances'.

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I just installed uBlock Origin. It's blocking nine trackers. Mmm.
https://safari-extensions.apple.com/details/

The Brave web browser blocks thirteen trackers on eBay. Safari with Ghostery installed only blocks four. Mmm.

That’s a huge difference. What make was the fast one and what make was the slow one?

(I thought you put Ubuntu on your macs) I didn’t know that handy shortcut. Must try and remember it.

Once again, a long YouTube session left me with a headache. I’ve read that 70% of headaches are muscle related. I take that to mean eye muscles.

Ubuntu?

I’d have been furious if I’d been put in the corner of an oven.

or maybe you have to create some kind of disk image.

Would putting it in a VIDEO_TS folder and giving it a vob extension do it?