You answer:

Several trends in energy storage technology are influencing the cost of electricity in Sweden, helping to create a more sustainable and flexible energy system. Here are the key trends in energy storage technologies and their impact on energy costs - https://sen.se/spotpris-el/. Continuous innovations in battery technology, including improvements in energy density, lifespan and overall performance, are driving the adoption of cost-effective energy storage solutions. Lithium-ion batteries in particular have undergone significant developments, making them more suitable for a variety of applications.