Well worth watching:
At about 3:00 in he talks about how he stumbled into Trading.
At about 3:45 he talks about starting with 20m ISK and making his first billion using Regional Trading.
He talks about his mistakes and rage quitting. Borrowing 2bn ISk from corp mates (7:00 in).
At 7:40 talks about moving into the Plex market.
At 8:00 talks about using Patch note information to make 9.5bn profit.
At 9:15 talks about what tools he uses.
At 10:20 he talks about going to the (market) forums to borrow ISK using a trusted third party and collateral to invest about 440bn ISK in a project, making 74bn ISK profit.
At 13:00 he talks about Plex prices ending up with the observation that volumes are falling and prices are rising.
At 16:30 in he gives an outline guide on how to set up a strategy given the constraints of Time available / Cost / Risk appetite.