I know Nokia is Microsoft's lumia, and not even a bottom lumia.
But still having enough signatures in the petition would make it in the news globally and Nokia would maybe feel the pressure to tell why they made such a stupid and restricting deal with Elop and Microsoft.
Not all people have realised the power play what was happening in Nokia in the spring of 2010 when Fidelity Magellan fund (a big player in MS pension fund) had 100 million Nokia shares to work and pressure with.