Feedback and Usage Report on the FOCAL Programming Language

Summary This document is a collection of testimonials and status updates regarding the adoption and performance of the FOCAL programming language on the Linc-8 and PDP-8 computer systems. Key highlights include:

• User Satisfaction: Laboratory users praise FOCAL for its flexibility, simplicity, and powerful diagnostic and editing capabilities.
• Operational Versatility: Users are successfully running machine language programs alongside FOCAL using multiprogramming.
• Widespread Adoption: Several institutions (including ADR and Hamden High School) have shifted away from older standards like FORTRAN in favor of FOCAL.
• Technical Success: FOCAL is being utilized for complex computational tasks, such as solving Eigenvalue problems and analyzing human electrocardiograms, despite 8K memory constraints.
• Market Impact: Sales teams report that PDP-8 customers are consistently satisfied and choosing to switch to FOCAL after seeing demonstrations.
• Future Outlook: Users are anticipating future developments, specifically for extended memory support and Linc-oriented peripheral integration.