NOW THAT SMARTPHONES AND HANDheld devices are commonplace for generating amp and effects sounds, recording, and livesound mixing, it’s logical that a forward-thinking company like Line 6 would come up with Firehawk FX, a rugged, all-metal floor processor that is controllable with phones and iPads, and can double as a stage rig and a recording interface for Mac, PC, and iPad. Firehawk FX comes loaded with over 100 amp models in categories that include American, British, boutique, vintage, and “original,” and in gain ranges that cover clean to uber distortion. You also get 24 speaker cabinets and 120 effects—a list that includes many boutique and classic/vintage models, which are presented in a dizzying assortment of distortion, delay, filter, modulation, pitch-shift, reverb, and synth flavors. Many of the models are HD…