In Figures 1 and 2, light curves generated from an inverse Compton prescription jIC~D4Pg (in the Thomson limit with isotropic soft photons)  and the synchrotron model display significant variability on timescales equivalent to tens of gravitational radii.

Figure 1

Synchrotron LightCurveAlphaModel43GHz050MStep

Figure 2

Inverse Compton DTo4PeAlphaModel Light Curve ThetaObs=000Deg, TObs=2000M-2500M 50MStep