Let's just do this q&a style:
Q: Is your coin a clone of another coin with just a name change ?
A: Then it's a shit coin.
Q: Is your coin relying on marketing only and brings nothing to the crypto world ?
A: Then it's a shit coin.
Q: Is your coin premined ?
A: Then it's a shit coin.
Q: Is your coin based off an internet meme/celebrity/country ?
A: Then it's a shit coin.
Q: Did you pay to get your coin listed on an exchange ?
A: Then it's a shit coin.
Q: Is your coin's only advantage the fact that it has a shiny fun wallet ?
A: Then it's a shit coin.
Q: Does your coin's announcement page contain anything else other than technical data and mining instructions/help ?
A: Then it's a shit coin.
Q: Is your coin's community making donations to charities just to get media coverage ?
A: Then it's a shit coin.
Q: Did you pay for news articles/media coverage ?
A: Then it's a shit coin.
Q: Is the coin's developer spending all day on bitcointalk hyping his coin and its price?
A: Then it's a shit coin(and developer).
Q: Is the altcoin section on bitcointalk full of threads about why people should buy your coin (rather than mine it)
A: Then it's a shit coin. (and all the hyping is done by bagholders)
Q: Has your coin been added to an exchange via paid voting ?
A: Then it's a shit coin.
Q: Have any of the above offended you ?
A: Then you're supporting a shit coin.
I could go on if requested

NOW: LET THE HATE FLOW !