Original sentence: Futurists give varying predictions as to the date, cause, consequences, and likelihood of such an event.Promoters of this event consider it important due to the acceleration of technological progress they believe is likely to follow
Edited sentence: Futurists give varying predictions as to the date, the cause, the consequences, and the likelihood of such an event.This event is thought to be of major importance by its promoters because of the acceleration of technological progress that is likely to follow as a consequence