if commercial broadband 
definitely not recommend HKBN 
my experience
个packet loss/jitter 好大
2013 experience, 个客call france H.O. 
幾分鍾 cut 1 次call 
But
唔代表 residential broadband 差
1.  customer base 大 , hot/recent subject 多人BT 
2.  大把人 (e.g.dom) 話 netvigator 玩game 差 / 斷線
thus, it all depend how bad experience you have with BN now 
and whether you can still endure or not