Uta posted... In the manga, the fights weren't really all that interesting either. Mostly just people slap-fighting with swords and then occasionally breaking out a cool attack. It's 100% Ufotable's adaptation that gives these fights any weight at all.
The anime fights are definitely better but I don't think the manga fights are "just people slap-fighting with swords"... They're fine... Not as outstanding as other Manga... Like I'm reading Sakamoto Days now and that does have some awesome fights....