Store ™ chat is still there, it is in the blue box that has Apple Store and your regions Apple support phone number in it. If you can't see the link, then there is no
experts online. The link is still there but you can't see it . Just search around the end of your region's phone number and you'll find the link. But, sometimes you'll get this:
ARE GREAT 








Hmm, I tried clicking the link when the graphic wasn't there and the chat popup 404'd.
Do the chat staff have weekends off me wonders.
Are great