Silly people you meet on the internet

Today I met 'GatientheH3'. I don't understand how people can be like this, expecting you to tell them why they're speaking to you.

(5:28:18 PM) GatientheH3: Hi
(5:30:03 PM) kylotan2: hi
(5:30:09 PM) GatientheH3: up ?
(5:30:40 PM) GatientheH3: HF ?
(5:30:45 PM) kylotan2: what?
(5:30:56 PM) GatientheH3: assembler ? xbox-scene ?
(5:31:09 PM) kylotan2: no, I don't do anything like that
(5:31:42 PM) GatientheH3: u from hf ?
(5:31:47 PM) kylotan2: no
(5:31:54 PM) GatientheH3: form ?
(5:32:07 PM) kylotan2: I don't know who you are or why you're asking me this
(5:32:16 PM) GatientheH3: itchy ?
(5:32:37 PM) GatientheH3: Or ya maybe
(5:32:39 PM) GatientheH3: MSDN ?
(5:32:48 PM) kylotan2: you're not making any sense
(5:32:57 PM) kylotan2: you sent me a message, so you should know where you got my user name from
(5:33:05 PM) GatientheH3: ya
(5:33:10 PM) GatientheH3: but i don't remember
(5:33:21 PM) GatientheH3: i added u a day ago
(5:34:01 PM) kylotan2: I see
(5:36:10 PM) GatientheH3: u work for ms no ?
(5:36:20 PM) kylotan2: no
(5:36:37 PM) GatientheH3: u post on msdn forum ?
(5:36:44 PM) kylotan2: I don't think so
(5:38:15 PM) GatientheH3: dream spark ?
(5:38:20 PM) GatientheH3: or any m$ forum ?
(5:38:23 PM) kylotan2: no
(5:38:30 PM) GatientheH3: d'uh
(5:38:36 PM) GatientheH3: U play x360 ?
(5:38:56 PM) kylotan2: no...
(5:39:03 PM) GatientheH3: whare are u doing ?
(5:39:03 PM) GatientheH3: o_o
(5:39:07 PM) GatientheH3: u programming ?
(5:39:21 PM) kylotan2: dude, you need to work out why you added me, then come back. not ask me 101 questions
(5:39:38 PM) GatientheH3: but i don't remember !
(5:39:39 PM) GatientheH3: -_-
(5:40:06 PM) GatientheH3: tell me what are u doing ,and i will remember