General Description of Whitebox Handheld SDR and its nature (

Give me solid news on hardware description of Whitebox Handheld SDR. Who created the Whitebox? What are interfaces in it? What is Platform and Character Drivers for RF Board and why is it necessary? Can this apply it Satellite communications? How does the Alpha board assemble? What nonspecialist modes will be supported? How does digital signal processing work? What is FIFO buffer and where is it different from Synthesizable Blocks? What is a prototype and how to build the prototype? Thank You