The discussion centers around the imminent milestone of reaching 100,000 members on Physics Forums (PF), with current membership at 99,565 and a growth rate of 150 to 200 new members daily. Participants express excitement about this achievement, recognizing the contributions of the admin team, science advisors, and dedicated members who support the forum. There is a comparison of PF to an "internet city," emphasizing its role in fostering education and collaboration among knowledgeable individuals.Concerns are raised about the actual number of active members, with previous statistics indicating that a significant portion of registered users have never posted. Discussions also touch on the need for server resources and the financial support required to maintain the forum's growth. The conversation includes humorous speculation about the potential "overpopulation" of members and ideas for celebrating the 100,000th member, including a ceremonial event.Participants share insights on membership statistics, including past purges of inactive accounts, and express gratitude for the forum's impact on their interest in physics.