Why are Irregular galaxies often described as being in a 'temporary resting place'?

Answer

Because their chaotic appearance is often linked to recent gravitational interactions or collisions

The irregular category is considered a temporary resting place for many galaxies that are currently undergoing a major structural change due to interactions, which distorts their original shapes.

Why are Irregular galaxies often described as being in a 'temporary resting place'?
classificationgalaxiesastronomyproperties