Because there's now a hundred alternatives. It's not just an 'etron'. From Kia EV6 to Hyuandai ioniq 5 and 6 to BMW iX, BMW i4, i7, Mercedes EQA, EQB, EQC, EQE, EQS to Genesis GV60 to Kona, Nissan Leaf, Audi eTron GT, Porsche Taycan, VW ID3, ID Buzz, ID4, ID5, soon ID7, Audi Q4/Q4 Sportback eTron, Ford Mustang, Ford F150 Lightning, Rivian R1T, R1S, Lucid Air, BYD Atto 3, BYD Dolphin, BYD Seal, Xpeng P7, G9, NIO ET7, ES8, EP9, Ora Funky Cat, Mini EV (soon the better new EV), smart #1, Hummer EV, Polestar 2, soon 3, Volvo C40 recharge, XC40, MG ZS, MG4, Skoda Enyaq, Cupra, etc etc etc I can't remember more right now but I am sure there's at least twice as many.
It's not just "oh etron is bad, now there is only Tesla. Full stop"