Possible Clues:

• One in fashion pages is very modern
• Era that began in the late 1950s
• Sputnik era
• Contemporary scholar gathering speed
• Ultra-modern sort of green gathering speed
• Room at the top bar for middlemen is the epitome of what's technologically advanced
• Modern life's ending in Belgian prison?
• Similar to 6 down consuming speed for a period concentrating on Dark Side of the Moon, for example
• Modern resort, ecstasy in prison
• 1950's to today (2 words)