ScapGF, without commenting on whether it's "easy" or "hard" to trade FX, watch EUR/USD during the day and observe:
Up 10 pips, down 20, up 10 pips, down 20, up 10, down 10, up 30, down 10, up 40, down 10, up 10, down 10... and so on. If you're looking at 30 min bars then yes the movement...