Clunky and still uses Flash
And unforgivably, still uses Flash, so doesn’t support mobile on iPhones and iPads, and is glitchy on Chrome. The current version, which is the upgraded version, was built on Flash at a time when it was obvious to all that Flash was dying.
Steve Jobs would have had a heart attack if Apple produced anything similar.
Developers should learn to say “no” and aim for subtraction and simplicity.