The Republicans are attempting to get a win-win out of this, and they very well might. They knew Daschle would use his obstructionist position to block the legislation. This could play out as follows:
Republicans propose repeal of Death Tax.
Daschle gets Democrats to block it.
Democrats lose majority in Senate.
Republican majority in Senate easily pushes through repeal of Death Tax.
Voluntary Tax My Huge Wealth Accumulation "Bill"
Warren Buffet, John Kerry, Ted Kennedy, Bill Gates, Sr., could all be the first to volunteer, and graciously pay 75% of their net worth at death.
Just to show us plebians how TRULY selfless they really are.