i'm sure this is relative to the interests of many on this forum:
BBC NEWS | Health | Ritalin backed as brain-booster
"Before synthetic sunshine people slept when it was dark and worked in the light of day.
"With the advent of synthetic sunshine, work and social life could continue into and through the night, creating competitive pressures and incentives for those able or willing to use it to their advantage."
BBC NEWS | Health | Ritalin backed as brain-booster
"Before synthetic sunshine people slept when it was dark and worked in the light of day.
"With the advent of synthetic sunshine, work and social life could continue into and through the night, creating competitive pressures and incentives for those able or willing to use it to their advantage."