ObjectMode is now true by default

tests/collect.spec.ts

@@ -59,7 +59,7 @@ test.cb(
         const source = new Readable({ objectMode: false });
 
         source
-            .pipe(collect())
+            .pipe(collect({ objectMode: false }))
             .on("data", collected => {
                 expect(collected).to.deep.equal(Buffer.from("abc"));
                 t.pass();

tests/concat.spec.ts

@@ -172,7 +172,7 @@ test.cb(
 test.cb("concat() concatenates empty list of readable streams", t => {
     t.plan(0);
     concat()
-        .pipe(collect())
+        .pipe(collect({ objectMode: false }))
         .on("data", _ => {
             t.fail();
         })