Naturally, 'cause they're just paid shills intentionally trying to deceive, or amatuers in FantasyLand.
If there ever was a "big tip" it would never be posted in a free to the public forum. Never! And if this dude truly had a brotherlike contact at the MGM, who miraculously knew solid inside info, and then had the time to share that info with this dude, who would then freely take that info and author this thread to the world, may pigs fly too.