Which one to buy iphone or nexus one?

I have used ipod touch and i'm completely in love with it, which tempted me to buy iphone but recently google phone in our country seems to have good feature than iphone.
i'm fond of iphone applications,
should i buy nexus or iphone? Does nexus has same kind of application like iphone?

Minibike vs Iphone. Which one?

Which one should I get?
I know the Iphone will be a monthly payment, but I have wanted a minibike ever since I could remember… Although, that goes with the Iphone as well… I have no idea… Help me!

How does the iphone locate itself?

I haven't found a website that finds an ip address location as good at the iphone/itouch built in locator and i wanted to know how that works or a website that locates an ip address as accurate as the iphone/itouch.

What's the difference between the 3 iphones?

I was going to get the original iphone for 99bucks cause the price got lowered. But i just want to know why the normal iphone is so cheap now? Why is the 3g and the 3gs so much better?

What is iPhone virus (iphone hacks)?

IPhone hacks, people talk about it… What happened? What is iPhone virus? Thanks!

Added (1). Thanks. I found cognitive video about iPhone virus here:

http://hex.io/1957

FULL HD. Enjoy