Increased Market Potential with ALR Projection. SI customers candidly discuss the benefits of ALR screen technology as a viable alternative to expensive and cumbersome video-wall offerings. Hand-Built in America. Not only do we build in America, but all other operations are based in our Austin, Texas facility as well. That includes R&D, Marketing, Sales, and Development. New Innovation & New Technology. Solo 2 is the biggest little screen ever made at under one-third the size of standard motorized screen cassettes, and with unique options such as lithium rechargeable and low-voltage motors.