Teams could open a hosted PDF file and co-navigate it simultaneously, meaning when the host scrolled or changed pages, the view updated in real-time for all connected participants.
Version 9.0 utilized pre-loading mechanics to open document windows noticeably faster than Acrobat Reader 8.0. adobe acrobat reader 9.0
Long before Google Docs, Adobe Acrobat Reader 9.0 allowed users on a network to host a "Shared Review." Multiple users could open the same PDF over a network drive or server, add sticky notes, highlight text, and draw shapes. Everyone else would see the comments update in near real-time. For law firms and engineering teams in 2008, this was revolutionary. Teams could open a hosted PDF file and