Platform policy question: API compatability in minor releases

Heinrich Apfelmus apfelmus at
Sun May 10 03:11:50 EDT 2009

Duncan Coutts wrote:
> So by arguing for new features in minor releases we're saying we should
> have a 4-6 week cycle. New library features every 6 weeks.
> Now perhaps 12 months is too long (I think it is). Perhaps 6 months is
> too long even (though many other groups have settled on 6 months). But
> surely 6 weeks is far too short. That means essentially no
> synchronisation effect at all.
> If the majority opinion is that 6 months is too long to wait for new
> features, then how about 4 months, or even 3? Do people see the point
> I'm trying to make about the value of synchronisation?

Can the Haskell Platform be uninstalled / upgraded seamlessly?

I think it's a key technical requirement for shorter release cycles that
installing a new release does not break due to any old ones that were
installed previously.



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