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.
No. It is not very realistic anyway...
who cares? its a rubbish game anyway.
Around 2000.
Around nov. 2005