Oh could be, for some reason I had it in mind as 8c. Looks like [1] Dave said 8c/+ at the time as he hadn't done any 8c+, but he also said it felt harder than the 8cs he'd done, so 8c+ seems very plausible.
[1] https://www.ukclimbing.com/articles/features/dave_macleod_the_modern_traditionalist__e11-198