Today's Apple World Today News Update podcast has news on where Apple's future revenue growth will come from, a unique proof-of-concept app that wants to make it easier to assemble IKEA furniture, and a rumor about trial production of this year's iPhones:

• Morgan Stanley analyst Katy Huberty sees Apple's future revenue growth coming not from iPhones, but from services and wearables
• A developer has created a proof-of-concept AR app that could make it easier to understand those sometimes nebulous IKEA furniture assembly instructions
• Rumors! Trial product of this year's three iPhones could start as early as June