Firewire is better than all

its true this article says all http://computer.howstuffworks.com/firewire.htm

this peripheral device was invented by apple in 1995 for apple's solution to usb. the latest version of firewire can run at 800 mbps and is expected to run at 3.2 Gbps in the very near future. this device provides plug and play which means you could just plug it in and use the device. you can put a total of 63 devices onto your computer. the cost of the cable is cheap and it can be up to 100 meters in length. cameras, dvd players, printers and audio devices have started to use firewire because of its speed.

1.who invented firewire?
2.what operating systems are capable of using firewire?
3.how many pins are in firewire 800?
4.how long can firewire 400 be?
5.why is firewire beginning to be popular?