Q: Why is the blockcount of i0coin so much higher than IXcoin?
A:  i0coin block rate is 4 times that of iXcoin (10 minutes)

Q: What happened (if anything) to i0coin when it was hard-forked? What happened when it "died" early in its life?
A:

Q: What happened to the 7? million pre-mined IXcoins?
A:  Around 500,000 coins were pre-mined.   The original developer claims that 50% of that was spent on bounties.

Q: Who now controls the development of these coins?
A: No official,  however the github source code of the latest version is public.

Q: What unique security concerns exist for these two coins?
A:

Q: What distinguishes a "mature" alt-coin from new, "immature" brethren?
A:  iXcoin has been around for 3 years without issue,  furthermore it is among the top 4 in hash rate among all coins.

Q: Are these coins compatible with most bitcoin purchasing hardware, atms, etc.?
A: It uses a different block chain, but the creation of transactions are similar.

Q: Will pools drop these coins when rewards are tx fee-only?
A: This is unknown.

Q: What compelling reason do pools have to merge mine the coins if transaction fees, coin activity, and coin value are low?
A: iXcoin has been merged mined most of its life.   We have not seen a drop off in  mining.

Q: How does scarcity affect value, absent much demand?
A: Demand is certainly an issue with iXcoin.  We hope innovation will spur demand.

Q: Why is IXCoin currently worth more than I0Coin?
A:  There are more I0coin,  I0coin is traded in only one exchange,  iXcoin has a massive hash rate that dwarfs I0Coin.