“6. The mere fact that a judge, earlier in the same case or in a previous case, had commented adversely on a party or witness, or found the evidence of a party or witness to be unreliable, would not without something more found a sustainable objection. “10. In any case where there is real ground for doubt, that doubt should be resolved in favour of recusal.”
“would a fair minded and informed observer, having considered the facts, conclude that there is a real possibility that the judge was biased”