Shadows 1.45?

Running Zwift 1.45 on a Mac Mini M2 in 4k and high GPU profile according to Zwift analyser. So why have I lost bike shadows? I had them a few days back! Byproduct of v1.45?

Thanks in advance.

See the response here Game Update v 1.45 [August 2023] - #112 by AlanZHQ

Thanks for the pointer