Complex sentence: The Epiphone Valve Junior has become very popular to modify because of its simple design; there are many websites, kits, and forums dedicated to this purpose, including the Epiphone official amps and accessories forum.
Split into simpler sentences: The Epiphone Valve Junior has become very popular to modify because of its simple design. There are many websites, kits, and forums dedicated to this purpose, including the Epiphone official amps and accessories forum.