Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Coasters - A - Plenty

These DVD+R DL disks failed >20% of the time! At LEAST 6 of the 30 FAILED! I tried several write speeds to no avail. I had some Fujifilm DVD+R DL disks left that wrote 100% out of 20 I had. Recommend them rather than the Verbatium! Was writing with the latest version of CloneDVD2.