In hisDaily Market Notes report to investors, Louis Navellier wrote: Is The Snap Downward Guidance The Canary In The Coal Mine?After the close yesterday, a very strong rebound day with all the major stock indexes up more than 1.5%, Snap (NYSE:SNAP) announced a downward guidance in its second-quarter estimates of revenue and adjusted earnings, and a slowdown in hiring, only a month after its first-quarter earnings call. The company cited that “the macro environment has deteriorated further and faster than we anticipated” and expects EBITDA (Earnings Before Interest, Taxes, Depreciation, & Amort…