[pjc50]

You can't send cash over the internet. That's what Bitcoin enables.

[grenoire]

You just use WU. May be even more anonymous than bitcoins if you bribe the agents well enough.

[ChuckMcM]

> You just use WU. [Western Union]

While true, criminals dislike getting ripped off just as much as normal people and have a wider variety of remediation techniques at their disposal. Cash pipelines are really really hard to manage without losses and/or disclosing identifiable/traceable information.