block chain, and it's essentially like crude oil, right? you've got to pay to mine it, and then you've got to clean it and then you've got to transport it and at the end of the day someone is paying that fee at the gas pump and that fluctuates and that's the same type of thing. it has a carbon footprint. absolutely the two are in contradiction to one another if you're concerned about a footprint and the environment. >> you're great, ramona. you have to come back. i have 8,000 more questions, it's only a two-hour show. thanks so much for breaking it down, and i look forward to having you back really soon chblt. coming up, the unsung heroes of the nfl. football players that actually broke the league's color barrier. we're going to talk about that. and i'm so excited next saturday i want you to join me for a special edition of "the cross connection" live from miami. i'm doing this as hispanic heritage month wraps up, touching on everything from immigration to entertainment. miami's going to be lit, you gase. you don't want to miss it.