Competition is good for many reasons, but looking at the Oppo Find N2 Flip, there are two things in particular that stand out. The first is price. At £849 (around $1,025), Oppo’s foldable flip phone is £150 more affordable than Samsung’s comparable Galaxy Z Flip 4 was at launch in the UK, and that’s currently Oppo’s only serious competitor outside of China. (Although the Find N2 is releasing “globally,” Oppo’s definition doesn’t extend to North America.) Undercutting it on…