It still takes well over a minute to get it fully loaded. Can't break out of it easily, you have to wait it out.
It's not the stupid browser, other threads are going along nicely, even those with lots of images and videos. The size of the file is doing it in and this is a 3 GHz machine.
I don't have a phone. you have to think of everybody who will see things when you post. The regular format, even in widescreen has a default size for 4:3 aspects displays. If I had a video card for this I'd use a widescreen monitor.
This is what one of these embeds looks like on a standard monitor:
It's not working good on a 10 year old Dell, even with this:
2.80, 3, hand grenades and horseshoes...
I'm not going to critique the CONTENT one way or another. That is not my purpose. If you use the defaults and let the viewer decide their preferences then it helps whatever junk might be in use.
If it's not working right for them it's moot what you are trying to say, most people won't even bother with it unless it really interests them.
I can say this with over 37 years of computer usage and my first online time in 1995.