[passenger] The shaky Twindexx: SBB wants to modify bogies, but must pay for it itself

In 2022, SBB officially abandoned its promising WAKO tilting technology because this application reduced passenger comfort, was very complex to maintain, and was error-prone. Was everything solved? No. Also without WAKO, the class RABe 502 trains keep shaking:

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[CH] Twindexx Swiss Express certified for Switzerland – service start in 2018 [CH] SBB’s Twindexx approved for operation in Switzerland – for the next 2 years [CH] WAKO no more – SBB abandons the use of tilting technology on its Twindexx units [CH] RAB(D)e 502: SBB and Alstom agree on a compensation package