Thinking about think-time functions....

"Think-time functions are delivered peoplecode functions which are used to take some input from user or some external process. These functions when called, stop the processing of current peoplecode and wait until user inputs a value or some external process runs to completion." 

Here are some think-time functions as per my knowledge. Please let me know if I have missed any of them. 

Winmessage 
MessageBox 
AddAttachment 
RevalidatePassword 
DoModal 
DoModalComponent 
DoCancel 
Exec(synchronous calls) 
Prompt 
RemoteCall