The correct spark plug and gap is crucial to proper ignition. Spark discharge is a breakdown in the air insulator between the electrode and ground. Yes - air is an insulator, a pretty good one at that. As voltage builds at the electrode, atoms in the air within the air gap gain electrons. This process is called ionization.
It's one of the reasons why our standard lenses are polycarbonate (thinner than standard lenses typically sold by other eyeglasses retailers). At Warby Parker, you can upgrade to high index lenses for an additional $30 whereas it typically costs $60 to $100 more.
Celestron SkyMaster 25x100 costs about $300 and offers a large aperture, high quality BAK-4 prisms and an integrated tripod adapter. The Canon 18 x 50 IS All Weather binoculars cost about $1,200 and include an optical image stabilizer for shake-free viewing, precluding the need for a tripod.