So, in this specific case, he was "only" walking through and "only" using the women's toilets. In the Mercure Hotel he demanded access to the women's changing rooms and had the woman who gave him the unisex key sent for indoctrination.
On this thread, one of the links to his witterings has him bragging about changing in the women's changing rooms and dismissing "Myra's" fears and concerns.
Why is the swimming authority trying to minimise his behaviour? It's serial behaviour, not a minor one off.
Not so very long ago, we'd call men who wanted to and did go and look at young girls something other than trans.