slight UI changes

docs/js/upgrade.js

@@ -15,19 +15,19 @@ exec.addCube = function () {
 }
 upgrades = [
     {
-        'name': 'Set',
+        'name': 'Void Set',
         'price': 30,
         'exec': 'addCube',
         'desc': 'Clicks and waiting generate more nil'
     },
     {
-        'name': 'Union',
+        'name': 'Void-Void Union',
         'price': 1000,
         'exec': 'doNothing',
-        'desc': 'Earlier-bought Sets are more powerful'
+        'desc': 'Earlier-bought Sets pool together'
     },
     {
-        'name': 'Intersection',
+        'name': 'Void-Input Intersection',
         'price': 1000,
         'exec': 'intersectThings',
         'desc': 'Sets become easier to click'
@@ -37,7 +37,7 @@ upgrades = [
 let hud2 = document.querySelector('.hud');
 
 function updateText(button, price, name, cc) {
-    button.textContent = `Buy ${name} (${cc}x) for ${numify(price)} nil`
+    button.textContent = `${name}\n${cc}x inventory\n${numify(price)} nil to construct`
 }
 
 for (let upgrade of upgrades) {