Irish traditional music bouzouki players may play single note melody instead of harmonizing accompaniment, but in live acoustic sessions with more than two or three players but it is difficult to produce sufficient volume to be heard over drumming and the piercing sound of fiddles and penny whistles. Although not traditional, the Irish bouzouki has found a home in the modern Irish traditional music scene. The Greek bouzouki was introduced to Irish traditional music in the late 1960s by Johnny Moynihan and then popularised by Dónal Lunny, Andy Irvine, and Alec Finn. Today's Irish bouzouki (usually) has four courses of two strings (usually)
How many angels can dance on the head of a pin? dancing on a needle's point occurs in an expository work by the English divine, William Sclater (1575-1626). In "An exposition with notes vpon the first Epistle to the Thessalonians" (1619), Sclater claimed that scholastic philosophers occupied themselves with such pointless questions as whether angels "did occupie a place; and so, whether many might be in one place at one time; and how many might sit on a Needles point; and six hundred such like needlesse points." Harrison proposes that the reason an English writer first introduced the "needle’s point" into a critique of medieval angelology is that it makes for