Sh1n (@hey_itsmyturn) reposted the following notice from @UK_MTO:

UKMTO WARNING 203-26

The full warning is available from UKMTO:
https://www.ukmto.org/-/media/ukmto/products/20261112-ukmto_warning_203-26.pdf?rev=724ce0c8e4a8458badd1f98205c92c4e