Positive Grid has introduced BIAS, a new app that they say turns your iPad into “the world’s most complete, accurate and versatile guitar amplifier modeler for iPad”. BIAS starts with replications of 36 of the most sought-after vintage and modern amps and then lets you customize them. Swap out the tubes, preamp, transformer, tone stacks,… Read More BIAS Turns Your iPad Into “The World’s Most Versatile Guitar Amp Modeler”