the question of colour space has come up before, as has discussion around why photographs on the internet can look vastly different depending on what computer/browser you look at them from.
i came across this article today which gives a simple and informative overview of the topic…
Ah, interesting, did not know Safari was able to display Adobe RGB images.
I guess at the end of the day the web is for the most part about maintaining compatibility for the widest audience as you’ll never know who (or on what device/ software) will be viewing your images. For that reason, I can’t see myself wanting to opt for anything other than sRGB for the web.