After hearing Feltsman and the Singapore Symphony Orchestra perform Sergei Prokofiev's rather schizophrenic and at times violent, Piano Concerto No. 1 in D flat minor op 10. at the Esplanade a week ago, I decided to give it a look at the racks at That CD store at Great World City and Borders last night. Fruitless. Well, this piece appears to be somewhat obscure. Hmm..