[DISCUSS] KIP-741: Change default serde to be null

[Leah Thomas]

Hi all,

I'd like to kick-off what I think should be a small discussion for KIP-741:
Change default serde to be null.

The wiki is here:
https://cwiki.apache.org/confluence/display/KAFKA/KIP-741%3A+Change+default+serde+to+be+null


Thanks,
Leah