List<T> compatibility code moved to Recyclable.Collections.Compatibility.List package. Cleanup.

Recyclable.Collections.Benchmarks/POC/GreaterOperatorVsNotEqualOperatorBenchmarks.cs

@@ -0,0 +1,50 @@
+// Ignore Spelling: Poc
+
+using BenchmarkDotNet.Attributes;
+using Collections.Benchmarks.Core;
+
+#pragma warning disable CA1822 // Mark members as static
+
+namespace Recyclable.Collections.Benchmarks.POC
+{
+	public class GreaterOperatorVsNotEqualOperatorBenchmarks
+	{
+		private static readonly long _num = RecyclableDefaults.MinItemsCountForParallelization;
+
+		[GlobalSetup]
+		public void Setup()
+		{
+			Console.WriteLine($"*** We're comparing if {_num} is < 0 ***");
+		}
+
+		[Benchmark(Baseline = true)]
+		public void CompareWithGreater()
+		{
+			DoNothing.With(_num > 0 ? 1 : 0);
+		}
+
+		[Benchmark]
+		public void CompareWithGreaterEqual()
+		{
+			DoNothing.With(_num >= 0 ? 1 : 0);
+		}
+
+		[Benchmark]
+		public void CompareWithNotEqual()
+		{
+			DoNothing.With(_num != 0 ? 1 : 0);
+		}
+
+		[Benchmark]
+		public void CompareWithLess()
+		{
+			DoNothing.With(_num < 0 ? 1 : 0);
+		}
+
+		[Benchmark]
+		public void CompareWithEqual()
+		{
+			DoNothing.With(_num == 0 ? 0 : 1);
+		}
+	}
+}