Currently most AVR's offer passive biamping. If AVR's can have another another adjustable crossover between 2k and 4k Hz similar to LFE crossover. The users can implementing active biamping with either AVR's internal amp or external amps. Then most loudspeakers do not need internal passive crossovers. AVR manufactures will eat the speakers manufactures lunch.
DSP vs. active analog crossover vs. passive analog crossover. What is your take?
What is you take on the sound quality? Any personal experience and knowledge on the subject will be greatly appreciated.