Learn how to search efficiently. For newbies I suggest to use ninjastic.space to search this forum as you're not rate limited there.

This query searches for occurances of "slipstream" in post's text in this topic: https://ninjastic.space/search?content=slipstream&topic_id=1306983

Newest appear first, go to last hit or any other that gives you the details you're looking for:
https://bitcointalk.org/index.php?topic=1306983.msg64379149#msg64379149 (kudos to WanderingPhilosopher)