همچنین شما که از زیپرشین استفاده میکنید حتماً میدانید این نرمافزار تحت مجوز LPPL است. قسمتی از این مجوز میگوید:
NO WARRANTY
===========
There is no warranty for the Work. Except when otherwise stated in
writing, the Copyright Holder provides the Work `as is', without
warranty of any kind, either expressed or implied, including, but not
limited to, the implied warranties of merchantability and fitness for a
particular purpose. The entire risk as to the quality and performance
of the Work is with you. Should the Work prove defective, you assume
the cost of all necessary servicing, repair, or correction.
In no event unless required by applicable law or agreed to in writing
will The Copyright Holder, or any author named in the components of the
Work, or any other party who may distribute and/or modify the Work as
permitted above, be liable to you for damages, including any general,
special, incidental or consequential damages arising out of any use of
the Work or out of inability to use the Work (including, but not limited
to, loss of data, data being rendered inaccurate, or losses sustained by
anyone as a result of any failure of the Work to operate with any other
programs), even if the Copyright Holder or said author or said other
party has been advised of the possibility of such damages.
بنابراین حتی اگر هزاران باگ هم وجود داشته باشه، جایی برای اعتراض وجود ندارد. متأسفم اما زیپرشین یک نرمافزار تجاری نیست و من بابت کاری که انجام میدهم نه از شما بلکه از هیچ کسی پولی نمیگیرم که مسئولیتی داشته باشم. بنابراین نمیدونم شما تو چه فکری میکنید.