This is just silly. The FreeBSD 7.0 installer -

This is disc #2. Package libungif-4.1.4_5 is on disc #3
Would you like to switch discs now?
This is disc #3. Package tiff-3.8.2_1 is on disc #2
Would you like to switch discs now?
This is disc #2. Package wmicons-1.0_2 is on disc #3
Would you like to switch discs now?
This is disc #3. Package ruby-1.8.6.111_1,1 is on disc #2
Would you like to switch discs now?
This is disc #2. Package libexecinfo-1.1_1 is on disc #3
Would you like to switch discs now?
This is disc #3. Package openldap-client-2.3.41 is on disc #2
Would you like to switch discs now?
This is disc #2. Package samba-3.0.28,1 is on disc #3
Would you like to switch discs now?
This is disc #3. Package libIDL-0.8.9_1 is on disc #2
Would you like to switch discs now?

All up, it took eleven disc changes to complete the install.  There’s only three discs of packages!