Quantum field theory, Numbers theory, Macs, Pocket computers, Calculators, Vintage PCs
PB: 100, 160, 180, 520c, 2300c, Lombard, Pismo, iBook G4, PB G4, Macbook Air
Macs: SE, SE/30, Color Classic, LCIII, Quadra 610, PM 6100, iMac G4, iMac G5, Mac Mini G4, Mac Mini Core2Duo