I don't see the relevance of the question. The argument wasn't "It's difficult for the Democrats to do things that will please all their supporters, because their supporters are a motley coalition of groups that want different things". It was "Support for the Democrats will be weak in this situation, because each group will be demotivated for one reason if they've got what they want and demotivated for a different reason if they haven't got what they want".
It's relevant. A given Democrat is likely a Democrat for their one issue; on all other issues, they tend to revert to the mean (which is why, historically, Democrats tend to rate their party lower on listening to the base than the Republicans do). The Democratic platform is a collection of concessions and compromises between the different coalitions, and is attractive only because of a given coalition's particular interests; the rest of what it offers isn't particularly attractive to its constituents.
Republican objectives tend to be more in-line with wha...
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.
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