Original sentence: It is one of the most significant recent books about software, documenting Mitch Kapor's and others' journeys and struggles with collaboration and massive software endeavors, particularly the Open-Source calendar application Chandler (PIM)
Edited sentence: It is one of the most significant recent book about software, documenting Mitch Kapor's and others' journeys and struggles with collaboration and massive software endeavors, particularly the Open-Source calendar application Chandler (PIM)