Given the task definition and input, reply with output. Given a text, write a compressed version of it in a single sentence.

2. Customers who want to ensure fast access can replace their modems with pricey, high-bandwidth ISDN lines, T1 lines, cable modems, and so on.
Customers who want to ensure fast access can replace their modems with pricey,ISDN, T1 lines, cable modems.