The answer to 'cricket swarms' is that they are a common pest problem caused by an abundance of crickets in the area. Crickets can swarm in large numbers, especially during the summer months, and they can be a nuisance by making loud chirping noises, getting into homes, and potentially causing damage to fabrics and other materials. Symptoms of a cricket swarm include seeing large numbers of the insects, hearing their loud chirping, and finding them in various areas of the home.
To address a cricket swarm, you can try some DIY solutions like sealing entry points, using insecticide sprays, and setting out traps. However, if the problem persists or becomes severe, it's best to call in a professional pest control technician who can assess the situation and implement more comprehensive treatment methods.