Nearly a year after Howard County Executive Calvin Ball announced plans for a new “iconic lakefront library” in Columbia, the project is essentially back to the drawing board. Ball’s enthusiasm for the proposed $144 million state-of-the-art library wasn’t shared by all last year, with some complaining about a lack of transparency in developing plans for a tiered, glass-enclosed structure along Little Patuxent Parkway and overlooking Lake Kittamaqundi.