Reviewed in Kona along with #1064 :

Regardless of pattern matching, we should encourage pursuing is query/as cast unification in the language.

Result: Consensus for encouragement

EWG Prefers composition over chaining in pattern matching syntax.

Result: Consensus

Who has tried the pattern matching version Bruno did on Godbolt (presented by Michael)?
6 of 19-remote + 35-in-room

Who has tried the pattern matching implementation version that Herb/Sean did in CPPFront/Circle?
3 of 19-remote + 35-in-room

P2688R1 Pattern Matching: match Expression (Michael Park)

The paper was seen in Tokyo.

Poll: P2688r1 pattern matching: template instantiation should not be ill-formed at instantiation if the equivalent non-template would be ill-formed

Not consensus.

Poll: P2688r1 pattern matching: EWG encourages more work on pattern matching, knowing our time is limited.

P2688R2 Pattern Matching: match Expression (Michael Park)