It’s the biggest technology IPO since Facebook. And if all goes as planned, Twitter could sell as many as __ million shares priced between $__ to $__ apiece. That would generate about $_ billion, giving Twitter a market value of $__ billion. But is it really worth it?

It’s the biggest technology IPO since Facebook. And if all goes as planned, Twitter could sell as many as 80 million shares priced between $23 to $25 apiece. That would generate about $2 billion, giving Twitter a market value of $14 billion. But is it really worth it?