Before you attempt playing around town seriously, you should consider preparing yourself by playing in front of people any way you can. House shows, open mic nights, busking — these are all low-pressure ways to discover your strengths and weaknesses as a performer.
USB microphones are the most convenient way to record a podcast. Simply connect them to the USB port on your computer and press record — no additional gear required. Yet while USB microphones offer an easy, plug-and-play solution for podcasting, they don’t provide the versatility required to pull off larger productions. For that, you’ll need an XLR microphone.