The RMS Titanic, the high-tech marvel of the early 20th century that sank into the sea, has inspired art in many forms over the past 100 years. It seems fitting that American playwright Jeffrey Thatcher’s “Scotland Road” — a psychodrama written in 1992 that takes place more than 80 years after the “unsinkable” ship went down — has caught the passion of scientists and engineers at the APL Drama Club.