v. Zeidenberg, Microsoft v. Harmony Computers, Novell v. Network Trade Center, and Ariz. Cartridge Remanufacturers Ass`n v. Lexmark Int`l, Inc. may also have some significance. No court has ruled on the validity of EULA in general; Decisions are limited to certain modalities. Recently, publishers have started encrypting their software packages to make it impossible for a user to install the software without accepting the license agreement or violating the Digital Millennium Copyright Act (DMCA) and its foreign counterparts. [Citation required] The term shrink film license colloquially refers to any software license agreement included in a software package that is only available to the customer after purchase.
Typically, the license agreement is printed on paper included in the packaged software. It can also be displayed to the user on the screen during installation, in which case the license is sometimes referred to as the click-wrap license. The customer`s inability to review the license agreement before purchasing the software meant that, in some cases, those licenses conflicted with legal challenges. The DMCA specifically provides for software reverse engineering for interoperability purposes, so there has been some controversy over whether the software license agreement clauses that restrict this are enforceable. .