Substitute the words "Northern Rail" for "South West Trains" and you're right again. The train company up here are well-known for being terrible. The trains are antique early 1980s sheds, built on a shoestring during a recession and way past the end of their useful service life.
There are even several Twitter accounts dedicated to documenting the agony of daily commuting on this awful service: http://twitter.com/#!/ntfail