What is the fine-grained topic of the following text: Of course, in addition to the masterfully spun purity and spotless intonational poise are all the work of the exceptionally beguiling Duduka Da Fonseca, whose mastery can be heard in every stroke of his hands on the skins of his drums – whether he wields stick, mallet or brushes. Only return the topic.
Duduka Da Fonseca's drumming skills