Classic Mode was a clearly announced feature, we could play it multiplayer in beta, and… they removed it, and today we can play it only solo… and with various graphical bugs.
Found a topic (and that was your topic !) :
sStepSs (apparently a FE dev) told :
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Revamped pathfinding was on announcement videos and… can we say the pathfinding is clearly better than in 1997, with blocking/collision problems etc ?