Industry WIKI
Digital assets and currencies
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Affirm Holdings
Affirm Holdings, Inc. is an American financial technology company and a point-of-sale lender. Founded in 2012 by PayPal co-founder Max Levchin, it is the largest U.S. based buy now, pay later (BNPL) financier. As of 2026, Affirm reports nearly 28 million users and processes $50 billion in annual payments.
Securities & exchangesArthur Dantchik
Arthur Dantchik (born 1957) is an American billionaire businessman and philanthropist who is a co-founder and the managing director of Susquehanna International Group, a Bala Cynwyd, Pennsylvania-based financial services firm founded in 1987. As of September 2026, Dantchik's net worth was estimated at $19.5 billion.
AssetsAxie Infinity
Axie Infinity is a blockchain game developed by Vietnamese studio Sky Mavis in 2018, known for its in-game economy which uses Ethereum-based cryptocurrencies. It has been called "a pyramid scheme that relies on cheap labor from countries like the Philippines to fuel its growth."
Trading basicsEquiti Group
Equiti Group is a fintech group headquartered in Dubai, United Arab Emirates, providing online trading technology and multi-asset financial products through a network of regulated brokerage entities. The group was established in 2017 and operates across the Middle East, Africa, Europe, and Asia. Iskandar Najjar is the group's co-founder and chief executive officer.
Fiat currenciesFlooz.com
Flooz.com was a dot-com venture, now defunct, based in New York City that went online in February 1999. It was promoted by comic actress Whoopi Goldberg in a series of television advertisements. Started by iVillage co-founder Robert Levitan, the company attempted to establish a currency unique to Internet merchants, somewhat similar in concept to airline frequent flyer programs or grocer
Trading basicsHollywood Stock Exchange
The Hollywood Stock Exchange, or HSX, is a web-based, multiplayer game in which players use simulated money to buy and sell "shares" of actors, directors, upcoming films, and film-related options. The game uses Virtual Specialist technology invented by HSX co-founders and creators Max Keiser and Michael R. Burns, who were awarded a U.S. patent no. 5950176 in 1999 for the invention. Clai
Fiat currenciesNium
Nium is a Singapore-headquartered cross-border payments company. Initially founded by Prajit Nanu and Michael Bermingham, and launched as a consumer-remittance platform Instarem in 2014. In 2016, the company introduced its B2B payments platform and rebranded as Nium in 2019, subsequently elevating Pratik Gandhi to co-founder in 2021. However, Gandhi left Nium in October 2023, around the
Securities & exchangesPeter Thiel
Peter Andreas Thiel ( ; born 11 October 1967) is a German-American entrepreneur, venture capitalist, and conservative political activist. A co-founder of PayPal, Palantir Technologies and Founders Fund, he was also the first outside investor in Facebook. As of October 2026, Forbes estimated Thiel's net worth at US$37.7 billion.