First of all, it's not really traceable. You can sell them on LocalBitcoins, and an outside observer will never know - all you see is coins moving from A to B.
Second of all, you can mix them with other coins, which instantly crushes all hopes of traceability.
Example: Imagine you have wallets A (clean) and B (stolen) with 1 BTC each. You put them both into wallet C, and then you split it again equally into X and Y. Where is the stolen money now?
Second of all, you can mix them with other coins, which instantly crushes all hopes of traceability.
Example: Imagine you have wallets A (clean) and B (stolen) with 1 BTC each. You put them both into wallet C, and then you split it again equally into X and Y. Where is the stolen money now?
And then there are altcoin exchanges.