It is thought that some increased powers may be agreed before the next general election.
But outright debt forgiveness appears unlikely, although some rescheduling may be agreed on.
Or it may be that they are simply no longer interested in cycling through old characters – and audiences may be agreeing.
An energy swap contract that would supply power to HAW at Scandinavian rather than German prices (closer to €30 per mega-watt hour than €40) may be agreed.
Mayor Michael R. Bloomberg has opposed reviewing lawsuit data, noting that settlements may be agreed to for reasons unrelated to the merits of the claims.
After the Thursday summit meeting decides on the parameters of European measures, the list of restrictions may be agreed upon as early as next month.
Mr Cameron's dramatic climbdown sets the scene for a surprise agreement limiting the inflow of migrants instead, and comes amid growing speculation that a proposed "emergency brake", allowing the Government to temporarily restrict freedom of movement, may be agreed.
Trickiest of all, however, will be to figure out a way for the court to finger an alleged culprit without treading on the prerogatives of the UN Security Council, which is supposed to decide on all matters of war and peace.Eventually a mechanism may be agreed that involves the council.
By some time next year, model legislation may be agreed upon.
While important changes to the IMF may be agreed, they will be a far cry from initial expectations that the G20 would overhaul the global financial architecture.
