Nothing? Are you being serious?

Website maintenance, orders, payment processing, book keeping
Product design and product engineering - including software design
Product manufacturing (PSBs, PCI cards, Cases etc)
Share issues including transfers/tenders, new exchange design and implementation, coloured coins
Legal issues, legal consultation
Thread moderation

Lets take one of those and you tell us how long it would it take you to design and manufacture a PCI card for an ASIC chip?