The tax issue is hard to die because it has become a political scare tactic pushed by the GOP pundits on the older electorate that lives on income and have these investments. It is in my opinion temporary as it has already been addressed in Washington.
Yes, the distribution amount left over for unit holders is always an issue when management is doing deals. Like the extra $20 million paid for Duncan at the last minute. Just looks like a little bonus for Duncan's management given the close ties EPD and Duncan had in the past.