unit tests for IO/ networking code
				
			
			
				
				
					Make unsuccessfully joined node join once it learns new nodes through  incoming requests
				
			
			
				
				
					mock relay implementation
				
			
			
				
				
					clean up documentation
				
			
			
				
				
					k-choices: make desired load targets configurable
				
			
			
				
				
					set up testbed and automate experiments
				
			
			
				
				
					Implement or mock transfer of subscription data when joining/ leaving/ rebalancing
				
			
			
				
				
					k-choices: probe potential node IDs