Some unique features of Orkut included:

1. "Crush List": A feature that allowed users to list their crushes on their profile[3].
2. Testimonials: Users could write testimonials for each other, adding a personal touch to profiles[3].
3. Customizable Themes: Orkut allowed users to customize the look of their profiles with different themes[2].
4. Rankings: Users could be rated by friends based on categories like how sexy, cool, or trustworthy they were, leading to top ten lists[5].
5. Fans: Users could amass fans on Orkut, creating a sense of popularity and social interaction[5].

God imagine those features suddenly showing up on Instagram or Facebook

Citations: [1] Orkut - Wikipedia https://en.wikipedia.org/wiki/Orkut [2] 7 Reasons Why Orkut Failed https://www.feedough.com/why-did-orkut-fail/ [3] Why Orkut Failed: The Rise and Fall of a Social Media Giant https://www.linkedin.com/pulse/why-orkut-failed-rise-fall-social-media-giant-subhanshu-kumar [4] Orkut Throwback: Then popular social media site remembered as 'farewell mail' goes viral https://www.indiatvnews.com/technology/news-orkut-farewell-mail-goes-viral-people-remembers-on-twitter-see-how-they-reacted-631992 [5] Understanding the Rise of Social Networking in Brazil - Connected Learning Alliance https://clalliance.org/blog/understanding-the-rise-of-social-networking-in-brazil/