Rename all files in directory at once

# wget -c http://easylinux.info/uploads/mvb_1.6.tgz

# tar zxvf mvb_1.6.tgz -C /usr/share/

# chown -R root:root /usr/share/mvb_1.6/

# ln -fs /usr/share/mvb_1.6/mvb /usr/bin/mvb

To rename all files in directory at once

# mvb NEW_NAME

linux-poison

Speed up CD/DVD-ROM

# hdparm -d1 /dev/cdrom

# cp /etc/hdparm.conf /etc/hdparm.conf_backup

# gedit /etc/hdparm.conf

Append the following lines at the end of file

/dev/cdrom {   dma = on}