Previously on Chris Mountford's blog...
Genius: "Oh um ya that battery that split open like a stepped-on-banana.. that's expected behaviour"
Me: "You're kidding me? Should I expecting all other Apple products to do this?
The latest is, thanks to Mr Anonymous, Paul M and legion others like them, is that I have been refunded my $200 because, as a reasonable person would assume, the extended warranty DOES cover such explosive situations.