This is the 4th day in a row now that I've been unable to access esp.gettyimages.com at some point in the day ... I receive this message, no matter what browser I'm using (chrome, firefox, opera)

This page isn�t working
esp.gettyimages.com is currently unable to handle this request.
HTTP ERROR 503

This is not interfering with use of DeepMeta.

Anyone else experiencing this ?

Yes but in Firefox only, probably damaged cookies or something like that, you should make cleaning of your browser. Chrome works just fine, but could be opposite for you, depending on which is your default browser.