What do the english prisoners do after the guards untie their hands when they first get to the island?

In this style of filmmaking, often used by alfred hitchcock, the camera does not appear to follow the action, but instead anticipates the action on screen. “objects and actors are visually blocked out within the confines of a predetermined camera setup …suggesting fatality or determinism”.

Which lines from the weary blues suggest that the speaker is impressed by the musician?

Often in bluegrass the mandolin chords are so staccato they sound like drum beats arpeggios bass lines melodies