 As argued for instance in (Gabbay et al. 2000, p. 65), the Peircean system has some obvious weaknesses, which make the system problematic as a satisfactory candidate for a theory of future contingency. First of all, the system fails to represent many common-sense notions of time, which are arguably reasonable. This is due to the fact that the idea of a plain future as a ‘middle ground’ between possible future and necessary future cannot be expressed in the Peircean system. Suppose I say: