Peer-to-peer systems typically depend on untrusted and volatile computer systems for most of their resources. Trust is a social phenomenon with technical consequences. Volatility (i. e. unpredictable availability) also is often due to human actions. Elaborate your answers to Question 1 by discussing the possible ways in which each of them is likely to differ according to the following attributes of the computers used

: (a) ownership

(b) geographic location

(c) network connectivity

(d) country or legal jurisdiction