To be sure, this kind of saber-rattling happens every time the Guild's contract comes up for renegotiation.
This week, Ivanhoe and Rio shot back a letter saying the agreement was not up for renegotiation.
Hence the need for renegotiation and delay, creating more of the uncertainty the Eurogroup was keen to avoid.
What she will not allow is for French voters, in effect, to open up for renegotiation her treasured pact enforcing discipline over budgets in the eurozone.
We would want the contract to be limited to a certain run within a certain time frame, after which the terms of the contract would be up for renegotiation.
At the same time, pending increases in electricity costs and the potential of further labor unrest over the coming months, when wage contracts will be up for renegotiation, as well as uncertainty over mining legislation, have all helped exacerbate an already challenging situation.
But there were also (by Southie standards) relatively few boos for people who talked about the need for some renegotiation.
David Cameron has said he could push for a renegotiation of existing EU rules on employment and financial regulation at an appropriate time in the future.
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The new governing coalition, which has pledged to push for a renegotiation of some of the painful austerity measures imposed under the terms of an international bailout, will face significant challenges.
Mr Cameron, who describes himself as a "practical eurosceptic", has said he could push for a renegotiation of existing EU rules on employment and financial regulation at an appropriate time in the future.
Mr Cameron, who also met European Council President Herman van Rompuy on Wednesday, has said he could push for a renegotiation of existing EU rules on employment and financial regulation at an appropriate time in the future.
While Mr Cameron may get some "concessions", in calling for a renegotiation of powers, he said the prime minister was trying to "deflect" attention from the real issue of the UK's membership and delay a referendum for five years.
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Tony Blair's accusation on Friday that the Tories would be faced, in government, with a choice between a humiliating surrender over their demands for a renegotiation of EU treaties, or withdrawal, was his most dramatic attack on Mr Hague's European policy yet.
"In most cases, boroughs have to wait until contracts are up for tender or renegotiation before encouraging contractors to implement it, " he said.
If Spain has succeeded, as it claims, in persuading Germany and the other eurozone governments to hand over the 100bn euros with no strings attached that relate to Spain's spending and taxing - to its budget - then Ireland would have a powerful case for demanding a renegotiation of its bailout package.
The review, launched last year, is seen as preparing the groundwork for the UK's renegotiation of its membership of the EU, as promised by David Cameron.
But the strongest French demands in any renegotiation would be for some kind of extension of French social protection to the rest of the EU, which other members would never concede.
Then they want to set the bar for Mr. Cameron's renegotiation so high that he is doomed to fail.
This was to include renegotiation of the country's criteria for citizenship and land rights, which currently exclude several million northerners descended from immigrant workers.
But all three of those parties still go into the election committed to a renegotiation of the austerity terms, so for such a last-ditch centrist government to cohere, Germany has to want Greece to stay in the Euro.
Many of these choices will not be a matter for legislatures or courts, but will involve the informal renegotiation of interpersonal relations.
Andrea Leadsom is the leading light of the Fresh Start Group of 100 plus Tory backbenchers, who have been beavering away for quite a while now, working out what this country should seek from a renegotiation of British EU membership.
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