<p>Intergenerational conflict is a perennial feature of society and capitalism. One side has the youth, the other side has the lion's share of the wealth, and the good things wealth can bring.<br><br>In the last few years that friction has reached to dangerous heights. Call it war. And, like all war, it has the risk of doing severe damage.<br><br>In this fiery polemic the author of the best-selling The War on the Old has switched sides, and now e...