SLOWLY but surely, the Securities and Exchange Board of India (SEBI) appears to be shedding its milk teeth. In the last few weeks, its claws have appeared razorsharp, and its canines much keener. Close on the heels of issuing primary market guidelines which aim to nip the new issues racket right in the bud (Cleaning Up the Market, Outlook, May 29), SEBI has effectively trained its artillery on several issues that have been troubling investors for years.