Yes mining is fun but it comes with a lot of trouble, delivery delays, scams, custom fees...
For the sake of fun I already have a Bitmain S1 mining for peanuts...  but I'm not willing to have fun with the 5k$... I'm looking for a good way to invest the 5k$ and was thinking mining or buying but it seems like at this moment buying might be the best option?

The other option I was considering was http://www.spondoolies-tech.com/products/sp31-yukon-october-batch-1