# PublicInbox::MsgTime
|| $s =~ /^bogus TZ offset: .+?, ignoring and assuming \+0000/
|| $s =~ /^bad Date: .+? in /
+ # Encode::Unicode::UTF7
+ || $s =~ /^Bad UTF7 data escape at /
}
# this expects to be RHS in this assignment: "local $SIG{__WARN__} = ..."