When did the transition to mainstream status, marked by cultural ubiquity, appear to solidify?

Answer

The late 1970s and throughout the 1980s

The transition to mainstream status, defined as the average household owning multiple items featuring the fastener, solidified across the late 1970s and throughout the 1980s.

When did the transition to mainstream status, marked by cultural ubiquity, appear to solidify?
inventionHistorycommercializationfastenerVelcro