How do people copy stuff from tv i.e 24 ep 3?

hey mates and chicks,

how do dudes copy stuff like for an example 24 episode 3 its so good quality i have a few questions

1 do they use hdtv?
2 how do they copy it
3 obv. capture cards are in use if so and wht?

Mmmm wrong question in the wrong placeā€¦