Infringement is bad, no argument about that.
But twisting the language to suit your purpose, does not make infringement into theft.
theft
noun
1. the act of stealing; the wrongful taking and carrying away of the personal goods or property of another; larceny.
2. an instance of this.
3.
Archaic . something stolen.
theft (θɛft)
— n
1.
criminal law the dishonest taking of property belonging to another person with the intention of depriving the owner permanently of its possession
2.
rare something stolen
in·fringe·ment
noun
1.
a breach or infraction, as of a law, right, or obligation; violation; transgression.
2.
an act of infringing.
infringe (ɪnˈfrɪndʒ)
— vb
1.
( tr ) to violate or break (a law, an agreement, etc)
2.
( intr; foll by on or upon ) to encroach or trespass