Version 1/111117 of Scope Caching by Mike Ciul begins here.

"Gives things the 'marked visible' property, to check the visibility of something without repeating the entire scope loop each time. Works with Epistemology by Eric Eve, Conditional Backdrops by Mike Ciul, and Remembering by Aaron Reed."

"based on code provided by Andrew Plotkin"

[and Jimmy Maher? http://www.intfiction.org/forum/viewtopic.php?f=7&t=3241&start=40]

Use authorial modesty.

• Volume - Scope Caching
• Chapter - Iterating over Scope
• Chapter - The Marked Visible Property
• Chapter - When to Perform Scope Caching
• Volume - Interactions with Conditional Backdrops (for use with Conditional Backdrops by Mike Ciul)
• Volume - Interactions with Epistemology (for use with Epistemology by Eric Eve)
• Book - Sight (in place of Book 1 - Sight in Epistemology by Eric Eve)
• Volume - Interactions with Remembering (for use with Remembering by Aaron Reed)
• Book - Keeping Track (for Glulx only)
• Section - Rules (in place of Section - Rules in Remembering by Aaron Reed)
• Volume - Testing commands - not for release