No
No you can play them without the patches
go to callofduty.com/update to install the patches.
There are a wide range of websites which offer patches for Call of Duty 4 online. Some of the more popular places to get patches are FilePlanet, Gamershell, and CNET.
If by call of duty reflex you mean call of duty: modern warfare 2 then no. Well, i guess its implied that he doesnt because price patches him up and they escape in nikolai's helo.
Nextgenupdate.com
Yes you can beat the singleplayer campaign or download patches 1.1-1.7
You have to Pre-Order it. Try from amazon.com
Yes. Patches are relased now and then. They will be downloaded automatically, and you can't keep playing before you have installed them.
who cares? its a rubbish game anyway.
No. It is not very realistic anyway...
Around 2000.
Around nov. 2005