Is someone going to tell them that they are using Wikipedia's trademarked logo as the wiki button?

[Strangle McDangle]

I suppose easy mistake to make but this could be legal trouble, no?

[[TBT] Kropotkin]

https://en.wikipedia.org/wiki/Wikipedia_logo#Trademark_and_copyright

On 24 October 2014, the Wikimedia Foundation released the logo, along with all other logos belonging to the Foundation, under the Creative Commons Attribution-ShareAlike 3.0 license.[35]