Original: From the advent of very-large-scale integration ( VLSI ) computer chip fabrication technology in the 1970s until about 1986 , advancements in computer architecture were done by increasing bit-level parallelismDavid E. Culler , Jaswinder Pal Singh , Anoop Gupta .
Simplified: Enhancements in computers designs were done by increasing bit-level parallelismDavid E. Culler , Jaswinder Pal Singh , Anoop Gupta .