Woo! Just finalized the update for Signal to Noise version 1.15. In this update you can enjoy the following changes from the previous version and more:

Bug fixes:
-Tutorial blocking fixed: all systems, regardless of performance ability, can successfully run all sections of the main tutorial
-Fixed "invincible death" glitch
-Escape mode now actually spawns health too!
-Various other fixes

Feature additions:
-Leaderboards structured a bit differently, so that you can PWN MOAR NOOBS
-A few new lighting effects
-More obvious enemy coloring

Miscellaneous changes:
-Tutorial adjustments so that it's easier to understand the first try
-UI adjustments
-Tons of performance improvements; especially on weaker systems
-Slight timing and physics changes
-Strategic and balance changes to Boss Mode and Escape Mode
-Health Freeze spawns in more reasonably-achievable circumstances
-other things I don't remember

This is the final update for 1.1x. Previous 1.1x changes include the following:
-Innumerable bug fixes
-Player death is a lot clearer now
-Timing and speed relations between mechanics a lot tighter now
-Extreme changes in technical optimization (over double framerate on some machines)
-Completely redone menus
-On-screen messages for powerup activity in game
-New graphical assets for a ton of the 2D images
-Improved algorithms for audio analyzation. Clearer now, and more understandable.
-Player ability to hold multiple powerups
-Skippable intro cinematic when beginning gameplay
-Optimized splash screen for lower-end machines
-Camera movement bug fixes
-Boss mode greatly changed strategically and technically
-Escape mode revamped
-Controller support improved
-Leaderboards revamped; more understandable and better designed for competition
-Scoring designed to be more fair and understandable
-Playlist ordering bug fixed
-Playlist saving ability on music selection screen
-Ability to create tabs for specific folders and files on music selection screen
-Casual mode for beignners and for practicing (also has leaderboards)
-Options/Settings improvements
-Health now looks like health instead of something dangerous
-Enemy movement with music technical optimizations
-Some loading optimizations
-Boss maintains HP between cycles until a defeat
-Failure to defeat boss in time results in skipping bonus escape mode
-Powerups visually redone, spawn in bottom-center
-Boss Omega attack now damages player as originally intended
-Bomb usable in dodge mode to clear obstacles
-Bomb usable in boss mode to destroy boss armor
-Dodge mode revamped for fairness and clarity
-Score text has gaps for clarity of number
-Different ship statistics adjusted; more strategic, noticeable and understandable now
-Unlocking requirements for some ships changed
-Health freeze now visually represented as a force field type of shield
-Boss laser interruption no longer makes boss invincible
-Boss crystal lens flare removed
-Boss moves and attacks faster
-Some sound effects polished
-Some sound effects have pitch adjustment
-Gameplay feedback improved
-Powerup timer visual
-Powerups spawn in more understandable gameplay circumstances
-Achievement recognition no longer requires Steam client to be open once unlocked

Hello! Signal to Noise has been updated. We've approached all mentioned things from every review and comment we could find. We've worked on everything everyone has said and gone beyond that. We hope you'll enjoy!
Update Release Notes for Signal to Noise version 1.1
23rd of June, 2016

Details on improvements:
-Innumerable bug fixes
-Workaround fix for same song not playing correctly on restart. Works now, same for playlist.
-Player death is a lot clearer now
-Tutorial introduction alongside small bits of other tutorialization
-Timing and speed relations between mechanics a lot tighter now
-Extreme changes in technical optimization (over double framerate on some machines)
-Completely redone menus
-On-screen messages for powerup activity in game
-New graphical assets for a ton of the 2D images
-Improved algorithms for audio analyzation. Clearer now, and more understandable.
-Player ability to hold multiple powerups
-Skippable intro cinematic when beginning gameplay
-Optimized splash screen for lower-end machines
-Camera movement bug fixes
-Boss mode greatly changed strategically and technically
-Escape mode revamped
-Controller support improved
-Leaderboards revamped; more understandable and better designed for competition
-Scoring designed to be more fair and understandable
-Playlist ordering bug fixed
-Playlist saving ability on music selection screen
-Ability to create tabs for specific folders and files on music selection screen
-Casual mode for beignners and for practicing (also has a leaderboard)
-Options/Settings improvements
-Health now looks like health instead of something dangerous
-Enemy movement with music technical optimizations
-Some loading optimizations
-Boss maintains HP between cycles until a defeat
-Failure to defeat boss in time results in skipping bonus escape mode
-Powerups visually redone, spawn in bottom-center
-Boss Omega attack now damages player as originally intended
-Bomb usable in dodge mode to clear obstacles
-Bomb usable in boss mode to destroy boss armor
-Dodge mode revamped for fairness and clarity
-Score text has gaps for clarity of number
-Player invincibility bug fixed
-Different ship statistics adjusted; more strategic, noticeable and understandable now
-Unlocking requirements for some ships changed
-Health freeze now visually represented as a force field type of shield
-Boss laser interruption no longer makes boss invincible
-Boss crystal lens flare removed
-Boss moves and attacks faster
-Some sound effects polished
-Some sound effects have pitch adjustment
-Gameplay feedback improved
-Powerup timer visual
-Powerups spawn in more understandable gameplay circumstances
-Achievement recognition no longer requires Steam client to be open once unlocked

...and a lot of other things too.