It doesn't sell at 2.33 ref, but many are willing to let it go at 2 ref. and below.

Selling:

Classifieds:

http://backpack.tf/classifieds/search/857/6/0 - 1 at 2 ref. and 2 at 2.33 ref.

Proof of the above: http://i.imgur.com/AzId3px.png

1.66 ref:

http://www.tf2outpost.com/trade/9643883 - Under 1 day old, no offers

http://www.tf2outpost.com/trade/9479273 - Sold at 1.66 ref.

1.88 ref:

http://www.tf2outpost.com/trade/9612324 - 1 day old, no offers

2 ref:

http://www.tf2outpost.com/trade/9636595 - 1 day old, no offers

http://www.tf2outpost.com/trade/9366987 - Not sold

http://www.tf2outpost.com/trade/9435350 - Sold

http://www.tf2outpost.com/trade/9447517 - Not sold

http://www.tf2outpost.com/trade/9464375 - Sold

http://www.tf2outpost.com/trade/9645876 - Under 1 day old, no offers

http://www.tf2outpost.com/trade/9618763 - 1 day old, no offers

http://www.tf2outpost.com/trade/9593913 - 2 days old, looks like there's a willing buyer

http://www.tf2outpost.com/trade/9502111 - 6 days old, no offers

2.22 ref:

http://www.tf2outpost.com/trade/9589805 - 2 days old, no offers

2.33 ref:

http://www.tf2outpost.com/trade/9654902 - New, no offers

http://www.tf2outpost.com/trade/9640251 - 1 day old, no offers

http://www.tf2outpost.com/trade/9524323 - 5 days old, add 4 days ago, no trade

http://www.tf2outpost.com/trade/9654033 - New, no offers

http://www.tf2outpost.com/trade/9595673 - 2 days old, no offers

http://www.tf2outpost.com/trade/9479294 - 6 days old, no offers

http://www.tf2outpost.com/trade/9650151 - New, no offers

http://www.tf2outpost.com/trade/9456027 - 1 week old, one add, but they didn't trade

http://www.tf2outpost.com/trade/9630321 - 1 day old, no offers

http://www.tf2outpost.com/trade/9457749 - 1 week old, no offers

http://www.tf2outpost.com/trade/9634381 - 1 day old, no offers

Buying:

1.66 ref:

http://www.tf2outpost.com/trade/9642820 - 1 willing seller, under 1 day old

Conclusion:

A few people are willing to go below 2 ref, and 2 ref. sells to some degree.

But it's not ready for 1.66-2 ref. just yet, so 2 ref. flat is the right price.

2.33 isn't selling anymore.

Thanks for reading, please tell me what you think and vote, and have a nice one.