Topic: Flash Paper

The episode concludes with anecdotes about the historical availability of ammonium nitrate fertilizer and its use in childhood pranks, such as creating "flash paper" or writing messages on lawns. The hosts sign off from Rotterdam and Northern Silicon Valley, previewing a "boots on the ground" report from the Netherlands for the following show.

Adam Curry reminisces about making "flash paper" with sugar and ammonium nitrate as a youth, noting that modern chemistry sets are now largely illegal. The discussion moves to Twitter's $8.4 billion valuation following a massive investment from Digital Sky Technologies, a Russian firm that also holds a significant stake in Facebook.